125133951 has 8 divisors (see below), whose sum is σ = 168119424. Its totient is φ = 82785560.

The previous prime is 125133941. The next prime is 125133971. The reversal of 125133951 is 159331521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125133951 - 2⁹ = 125133439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125133941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158811 + ... + 159596.

It is an arithmetic number, because the mean of its divisors is an integer number (21014928).

Almost surely, 2^125133951 is an apocalyptic number.

125133951 is a deficient number, since it is larger than the sum of its proper divisors (42985473).

125133951 is a wasteful number, since it uses less digits than its factorization.

125133951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318541.

The product of its digits is 4050, while the sum is 30.

The square root of 125133951 is about 11186.3287543322. The cubic root of 125133951 is about 500.1785375744.

The spelling of 125133951 in words is "one hundred twenty-five million, one hundred thirty-three thousand, nine hundred fifty-one".