117052538 has 4 divisors (see below), whose sum is σ = 175578810. Its totient is φ = 58526268.

The previous prime is 117052511. The next prime is 117052583. The reversal of 117052538 is 835250711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 835250711 = 233 ⋅3584767.

It can be written as a sum of positive squares in only one way, i.e., 65399569 + 51652969 = 8087^2 + 7187^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29263133 + ... + 29263136.

Almost surely, 2^117052538 is an apocalyptic number.

117052538 is a deficient number, since it is larger than the sum of its proper divisors (58526272).

117052538 is an equidigital number, since it uses as much as digits as its factorization.

117052538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58526271.

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 117052538 is about 10819.0821237294. The cubic root of 117052538 is about 489.1705222291.

The spelling of 117052538 in words is "one hundred seventeen million, fifty-two thousand, five hundred thirty-eight".