117527949 has 32 divisors (see below), whose sum is σ = 217082880. Its totient is φ = 61052400.

The previous prime is 117527903. The next prime is 117527957. The reversal of 117527949 is 949725711.

117527949 is a `hidden beast` number, since 117 + 527 + 9 + 4 + 9 = 666.

It is not a de Polignac number, because 117527949 - 2⁷ = 117527821 is a prime.

It is a super-2 number, since 2×117527949² = 27625637592293202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117527149) 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, 26187 + ... + 30344.

It is an arithmetic number, because the mean of its divisors is an integer number (6783840).

Almost surely, 2^117527949 is an apocalyptic number.

It is an amenable number.

117527949 is a deficient number, since it is larger than the sum of its proper divisors (99554931).

117527949 is a wasteful number, since it uses less digits than its factorization.

117527949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56558 (or 56552 counting only the distinct ones).

The product of its digits is 158760, while the sum is 45.

The square root of 117527949 is about 10841.0308089222. The cubic root of 117527949 is about 489.8318859630.

It can be divided in two parts, 11752 and 7949, that added together give a triangular number (19701 = T₁₉₈).

The spelling of 117527949 in words is "one hundred seventeen million, five hundred twenty-seven thousand, nine hundred forty-nine".