125375603 has 4 divisors (see below), whose sum is σ = 126217200. Its totient is φ = 124534008.

The previous prime is 125375539. The next prime is 125375633. The reversal of 125375603 is 306573521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 306573521 = 229 ⋅1338749.

It is a cyclic number.

It is not a de Polignac number, because 125375603 - 2⁶ = 125375539 is a prime.

It is a super-2 number, since 2×125375603² = 31438083655227218, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125375603.

It is not an unprimeable number, because it can be changed into a prime (125375633) 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, 420575 + ... + 420872.

It is an arithmetic number, because the mean of its divisors is an integer number (31554300).

Almost surely, 2^125375603 is an apocalyptic number.

125375603 is a deficient number, since it is larger than the sum of its proper divisors (841597).

125375603 is an equidigital number, since it uses as much as digits as its factorization.

125375603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841596.

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 125375603 is about 11197.1247648671. The cubic root of 125375603 is about 500.5003032264.

The spelling of 125375603 in words is "one hundred twenty-five million, three hundred seventy-five thousand, six hundred three".