117510540 has 96 divisors (see below), whose sum is σ = 383201280. Its totient is φ = 26347776.

The previous prime is 117510493. The next prime is 117510541. The reversal of 117510540 is 45015711.

It is a super-2 number, since 2×117510540² = 27617454022183200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 117510540.

It is not an unprimeable number, because it can be changed into a prime (117510541) 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, 19621 + ... + 24899.

It is an arithmetic number, because the mean of its divisors is an integer number (3991680).

Almost surely, 2^117510540 is an apocalyptic number.

117510540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117510540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191600640).

117510540 is an abundant number, since it is smaller than the sum of its proper divisors (265690740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117510540 is a wasteful number, since it uses less digits than its factorization.

117510540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5351 (or 5349 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 24.

The square root of 117510540 is about 10840.2278573838. The cubic root of 117510540 is about 489.8076990796.

The spelling of 117510540 in words is "one hundred seventeen million, five hundred ten thousand, five hundred forty".