125348553 has 20 divisors (see below), whose sum is σ = 204273168. Its totient is φ = 75968280.

The previous prime is 125348549. The next prime is 125348557. The reversal of 125348553 is 355843521.

125348553 is a `hidden beast` number, since 12 + 53 + 48 + 553 = 666.

It is an interprime number because it is at equal distance from previous prime (125348549) and next prime (125348557).

It is not a de Polignac number, because 125348553 - 2² = 125348549 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (125348557) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 69451 + ... + 71232.

Almost surely, 2^125348553 is an apocalyptic number.

It is an amenable number.

125348553 is a deficient number, since it is larger than the sum of its proper divisors (78924615).

125348553 is a wasteful number, since it uses less digits than its factorization.

125348553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140706 (or 140697 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 125348553 is about 11195.9168003340. The cubic root of 125348553 is about 500.4643060397.

The spelling of 125348553 in words is "one hundred twenty-five million, three hundred forty-eight thousand, five hundred fifty-three".