117737893 has 16 divisors (see below), whose sum is σ = 145317760. Its totient is φ = 92892096.

The previous prime is 117737891. The next prime is 117737923. The reversal of 117737893 is 398737711.

It is a cyclic number.

It is not a de Polignac number, because 117737893 - 2¹ = 117737891 is a prime.

It is a super-2 number, since 2×117737893² = 27724422896158898, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117737891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34498 + ... + 37756.

It is an arithmetic number, because the mean of its divisors is an integer number (9082360).

Almost surely, 2^117737893 is an apocalyptic number.

117737893 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

117737893 is a deficient number, since it is larger than the sum of its proper divisors (27579867).

117737893 is a wasteful number, since it uses less digits than its factorization.

117737893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3676.

The product of its digits is 222264, while the sum is 46.

The square root of 117737893 is about 10850.7093316520. The cubic root of 117737893 is about 490.1233800095.

The spelling of 117737893 in words is "one hundred seventeen million, seven hundred thirty-seven thousand, eight hundred ninety-three".