53115245 has 8 divisors (see below), whose sum is σ = 65794560. Its totient is φ = 41121360.

The previous prime is 53115233. The next prime is 53115247. The reversal of 53115245 is 54251135.

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

It is not a de Polignac number, because 53115245 - 2⁴ = 53115229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53115247) 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, 171185 + ... + 171494.

It is an arithmetic number, because the mean of its divisors is an integer number (8224320).

Almost surely, 2^53115245 is an apocalyptic number.

It is an amenable number.

53115245 is a deficient number, since it is larger than the sum of its proper divisors (12679315).

53115245 is a wasteful number, since it uses less digits than its factorization.

53115245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342715.

The product of its digits is 3000, while the sum is 26.

The square root of 53115245 is about 7288.0206503549. The cubic root of 53115245 is about 375.9006381670.

The spelling of 53115245 in words is "fifty-three million, one hundred fifteen thousand, two hundred forty-five".