145414021245031 has 16 divisors (see below), whose sum is σ = 181914158780928. Its totient is φ = 112922904650400.

The previous prime is 145414021244993. The next prime is 145414021245049. The reversal of 145414021245031 is 130542120414541.

It is a cyclic number.

It is not a de Polignac number, because 145414021245031 - 2¹⁹ = 145414020720743 is a prime.

It is a super-2 number, since 2×145414021245031² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145414021248031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3222663075 + ... + 3222708196.

It is an arithmetic number, because the mean of its divisors is an integer number (11369634923808).

Almost surely, 2^{145414021245031} is an apocalyptic number.

145414021245031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

145414021245031 is a deficient number, since it is larger than the sum of its proper divisors (36500137535897).

145414021245031 is a wasteful number, since it uses less digits than its factorization.

145414021245031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6445371582.

The product of its (nonzero) digits is 76800, while the sum is 37.

Adding to 145414021245031 its reverse (130542120414541), we get a palindrome (275956141659572).

The spelling of 145414021245031 in words is "one hundred forty-five trillion, four hundred fourteen billion, twenty-one million, two hundred forty-five thousand, thirty-one".