125498133 has 16 divisors (see below), whose sum is σ = 189076800. Its totient is φ = 82246320.

The previous prime is 125498129. The next prime is 125498147. The reversal of 125498133 is 331894521.

125498133 is a `hidden beast` number, since 1 + 2 + 549 + 81 + 33 = 666.

It is not a de Polignac number, because 125498133 - 2² = 125498129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125498033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37798 + ... + 40983.

It is an arithmetic number, because the mean of its divisors is an integer number (11817300).

Almost surely, 2^125498133 is an apocalyptic number.

It is an amenable number.

125498133 is a deficient number, since it is larger than the sum of its proper divisors (63578667).

125498133 is an equidigital number, since it uses as much as digits as its factorization.

125498133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78849 (or 78843 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 125498133 is about 11202.5949226061. The cubic root of 125498133 is about 500.6632970184.

The spelling of 125498133 in words is "one hundred twenty-five million, four hundred ninety-eight thousand, one hundred thirty-three".