53075115 has 64 divisors (see below), whose sum is σ = 99348480. Its totient is φ = 26853120.

The previous prime is 53075107. The next prime is 53075117. The reversal of 53075115 is 51157035.

It is not a de Polignac number, because 53075115 - 2³ = 53075107 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (53075117) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 237894 + ... + 238116.

It is an arithmetic number, because the mean of its divisors is an integer number (1552320).

Almost surely, 2^53075115 is an apocalyptic number.

53075115 is a deficient number, since it is larger than the sum of its proper divisors (46273365).

53075115 is a wasteful number, since it uses less digits than its factorization.

53075115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321 (or 315 counting only the distinct ones).

The product of its (nonzero) digits is 2625, while the sum is 27.

The square root of 53075115 is about 7285.2669820673. The cubic root of 53075115 is about 375.8059466259.

The spelling of 53075115 in words is "fifty-three million, seventy-five thousand, one hundred fifteen".