125052507 has 6 divisors (see below), whose sum is σ = 180631412. Its totient is φ = 83368332.

The previous prime is 125052503. The next prime is 125052511. The reversal of 125052507 is 705250521.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (125052503) and next prime (125052511).

It is not a de Polignac number, because 125052507 - 2² = 125052503 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125052503) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6947353 + ... + 6947370.

Almost surely, 2^125052507 is an apocalyptic number.

125052507 is a deficient number, since it is larger than the sum of its proper divisors (55578905).

125052507 is a wasteful number, since it uses less digits than its factorization.

125052507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13894729 (or 13894726 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 27.

The square root of 125052507 is about 11182.6878253844. The cubic root of 125052507 is about 500.0699995330.

The spelling of 125052507 in words is "one hundred twenty-five million, fifty-two thousand, five hundred seven".