125531152433 has 2 divisors, whose sum is σ = 125531152434. Its totient is φ = 125531152432.

The previous prime is 125531152399. The next prime is 125531152451. The reversal of 125531152433 is 334251135521.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92593621264 + 32937531169 = 304292^2 + 181487^2 .

It is a cyclic number.

It is not a de Polignac number, because 125531152433 - 2⁸ = 125531152177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125531152393 and 125531152402.

It is not a weakly prime, because it can be changed into another prime (125531154433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62765576216 + 62765576217.

It is an arithmetic number, because the mean of its divisors is an integer number (62765576217).

Almost surely, 2^125531152433 is an apocalyptic number.

It is an amenable number.

125531152433 is a deficient number, since it is larger than the sum of its proper divisors (1).

125531152433 is an equidigital number, since it uses as much as digits as its factorization.

125531152433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54000, while the sum is 35.

Adding to 125531152433 its reverse (334251135521), we get a palindrome (459782287954).

The spelling of 125531152433 in words is "one hundred twenty-five billion, five hundred thirty-one million, one hundred fifty-two thousand, four hundred thirty-three".