125992603 has 4 divisors (see below), whose sum is σ = 137446488. Its totient is φ = 114538720.

The previous prime is 125992567. The next prime is 125992639. The reversal of 125992603 is 306299521.

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

It is an interprime number because it is at equal distance from previous prime (125992567) and next prime (125992639).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125992603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125992673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5726926 + ... + 5726947.

It is an arithmetic number, because the mean of its divisors is an integer number (34361622).

Almost surely, 2^125992603 is an apocalyptic number.

125992603 is a deficient number, since it is larger than the sum of its proper divisors (11453885).

125992603 is a wasteful number, since it uses less digits than its factorization.

125992603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11453884.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 125992603 is about 11224.6426669182. The cubic root of 125992603 is about 501.3199828905.

The spelling of 125992603 in words is "one hundred twenty-five million, nine hundred ninety-two thousand, six hundred three".