125515235 has 8 divisors (see below), whose sum is σ = 158545680. Its totient is φ = 95127264.

The previous prime is 125515231. The next prime is 125515241. The reversal of 125515235 is 532515521.

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 125515235 - 2² = 125515231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125515198 and 125515207.

It is not an unprimeable number, because it can be changed into a prime (125515231) 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, 660512 + ... + 660701.

It is an arithmetic number, because the mean of its divisors is an integer number (19818210).

Almost surely, 2^125515235 is an apocalyptic number.

125515235 is a deficient number, since it is larger than the sum of its proper divisors (33030445).

125515235 is a wasteful number, since it uses less digits than its factorization.

125515235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321237.

The product of its digits is 7500, while the sum is 29.

The square root of 125515235 is about 11203.3582018964. The cubic root of 125515235 is about 500.6860382725.

The spelling of 125515235 in words is "one hundred twenty-five million, five hundred fifteen thousand, two hundred thirty-five".