117362251 has 4 divisors (see below), whose sum is σ = 117462312. Its totient is φ = 117262192.

The previous prime is 117362233. The next prime is 117362281. The reversal of 117362251 is 152263711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 152263711 = 307 ⋅495973.

It is a cyclic number.

It is not a de Polignac number, because 117362251 - 2¹³ = 117354059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117362281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48250 + ... + 50623.

It is an arithmetic number, because the mean of its divisors is an integer number (29365578).

Almost surely, 2^117362251 is an apocalyptic number.

117362251 is a deficient number, since it is larger than the sum of its proper divisors (100061).

117362251 is an equidigital number, since it uses as much as digits as its factorization.

117362251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100060.

The product of its digits is 2520, while the sum is 28.

The square root of 117362251 is about 10833.3859434620. The cubic root of 117362251 is about 489.6015795045.

The spelling of 117362251 in words is "one hundred seventeen million, three hundred sixty-two thousand, two hundred fifty-one".