125023635134 has 4 divisors (see below), whose sum is σ = 187535452704. Its totient is φ = 62511817566.

The previous prime is 125023635103. The next prime is 125023635161. The reversal of 125023635134 is 431536320521.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 125023635094 and 125023635103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31255908782 + ... + 31255908785.

It is an arithmetic number, because the mean of its divisors is an integer number (46883863176).

Almost surely, 2^125023635134 is an apocalyptic number.

125023635134 is a deficient number, since it is larger than the sum of its proper divisors (62511817570).

125023635134 is an equidigital number, since it uses as much as digits as its factorization.

125023635134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62511817569.

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 125023635134 its reverse (431536320521), we get a palindrome (556559955655).

The spelling of 125023635134 in words is "one hundred twenty-five billion, twenty-three million, six hundred thirty-five thousand, one hundred thirty-four".