117735147 has 32 divisors (see below), whose sum is σ = 181913600. Its totient is φ = 75186144.

The previous prime is 117735143. The next prime is 117735173. The reversal of 117735147 is 741537711.

It is not a de Polignac number, because 117735147 - 2² = 117735143 is a prime.

It is a super-2 number, since 2×117735147² = 27723129678223218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117735143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66054 + ... + 67812.

It is an arithmetic number, because the mean of its divisors is an integer number (5684800).

Almost surely, 2^117735147 is an apocalyptic number.

117735147 is a deficient number, since it is larger than the sum of its proper divisors (64178453).

117735147 is a wasteful number, since it uses less digits than its factorization.

117735147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872 (or 1866 counting only the distinct ones).

The product of its digits is 20580, while the sum is 36.

The square root of 117735147 is about 10850.5827954078. The cubic root of 117735147 is about 490.1195695986.

The spelling of 117735147 in words is "one hundred seventeen million, seven hundred thirty-five thousand, one hundred forty-seven".