125415052445 has 16 divisors (see below), whose sum is σ = 154626736320. Its totient is φ = 97614657024.

The previous prime is 125415052423. The next prime is 125415052447. The reversal of 125415052445 is 544250514521.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125415052445 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125415052399 and 125415052408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125415052447) 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, 2162807 + ... + 2220036.

It is an arithmetic number, because the mean of its divisors is an integer number (9664171020).

Almost surely, 2^125415052445 is an apocalyptic number.

It is an amenable number.

125415052445 is a deficient number, since it is larger than the sum of its proper divisors (29211683875).

125415052445 is an equidigital number, since it uses as much as digits as its factorization.

125415052445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4383004.

The product of its (nonzero) digits is 160000, while the sum is 38.

Adding to 125415052445 its reverse (544250514521), we get a palindrome (669665566966).

The spelling of 125415052445 in words is "one hundred twenty-five billion, four hundred fifteen million, fifty-two thousand, four hundred forty-five".