145125155233 has 2 divisors, whose sum is σ = 145125155234. Its totient is φ = 145125155232.

The previous prime is 145125155183. The next prime is 145125155321. The reversal of 145125155233 is 332551521541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144120455424 + 1004699809 = 379632^2 + 31697^2 .

It is an emirp because it is prime and its reverse (332551521541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145125155233 - 2³³ = 136535220641 is a prime.

It is a super-2 number, since 2×145125155233² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145125155192 and 145125155201.

It is not a weakly prime, because it can be changed into another prime (145125156233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72562577616 + 72562577617.

It is an arithmetic number, because the mean of its divisors is an integer number (72562577617).

Almost surely, 2^145125155233 is an apocalyptic number.

It is an amenable number.

145125155233 is a deficient number, since it is larger than the sum of its proper divisors (1).

145125155233 is an equidigital number, since it uses as much as digits as its factorization.

145125155233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90000, while the sum is 37.

Adding to 145125155233 its reverse (332551521541), we get a palindrome (477676676774).

The spelling of 145125155233 in words is "one hundred forty-five billion, one hundred twenty-five million, one hundred fifty-five thousand, two hundred thirty-three".