125007007507 has 4 divisors (see below), whose sum is σ = 125018263296. Its totient is φ = 124995751720.

The previous prime is 125007007493. The next prime is 125007007513. The reversal of 125007007507 is 705700700521.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125007007507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125007005507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5611219 + ... + 5633452.

It is an arithmetic number, because the mean of its divisors is an integer number (31254565824).

Almost surely, 2^125007007507 is an apocalyptic number.

125007007507 is a deficient number, since it is larger than the sum of its proper divisors (11255789).

125007007507 is a wasteful number, since it uses less digits than its factorization.

125007007507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11255788.

The product of its (nonzero) digits is 17150, while the sum is 34.

The spelling of 125007007507 in words is "one hundred twenty-five billion, seven million, seven thousand, five hundred seven".