145001144460131 has 8 divisors (see below), whose sum is σ = 145268108322480. Its totient is φ = 144734256163072.

The previous prime is 145001144460119. The next prime is 145001144460143. The reversal of 145001144460131 is 131064441100541.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (145001144460119) and next prime (145001144460143).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 145001144460131 - 2¹⁰ = 145001144459107 is a prime.

It is a super-2 number, since 2×145001144460131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 145001144460091 and 145001144460100.

It is not an unprimeable number, because it can be changed into a prime (145001144460331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15049301 + ... + 22726278.

It is an arithmetic number, because the mean of its divisors is an integer number (18158513540310).

Almost surely, 2^{145001144460131} is an apocalyptic number.

145001144460131 is a deficient number, since it is larger than the sum of its proper divisors (266963862349).

145001144460131 is an equidigital number, since it uses as much as digits as its factorization.

145001144460131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37782645.

The product of its (nonzero) digits is 23040, while the sum is 35.

Adding to 145001144460131 its reverse (131064441100541), we get a palindrome (276065585560672).

The spelling of 145001144460131 in words is "one hundred forty-five trillion, one billion, one hundred forty-four million, four hundred sixty thousand, one hundred thirty-one".