125328107497 has 2 divisors, whose sum is σ = 125328107498. Its totient is φ = 125328107496.

The previous prime is 125328107447. The next prime is 125328107507. The reversal of 125328107497 is 794701823521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73862194176 + 51465913321 = 271776^2 + 226861^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125328107497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125328107497.

It is not a weakly prime, because it can be changed into another prime (125328107417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62664053748 + 62664053749.

It is an arithmetic number, because the mean of its divisors is an integer number (62664053749).

Almost surely, 2^125328107497 is an apocalyptic number.

It is an amenable number.

125328107497 is a deficient number, since it is larger than the sum of its proper divisors (1).

125328107497 is an equidigital number, since it uses as much as digits as its factorization.

125328107497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 49.

The spelling of 125328107497 in words is "one hundred twenty-five billion, three hundred twenty-eight million, one hundred seven thousand, four hundred ninety-seven".