117451630 has 16 divisors (see below), whose sum is σ = 212523264. Its totient is φ = 46733920.

The previous prime is 117451613. The next prime is 117451661. The reversal of 117451630 is 36154711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28837 + ... + 32656.

It is an arithmetic number, because the mean of its divisors is an integer number (13282704).

Almost surely, 2^117451630 is an apocalyptic number.

117451630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117451630 is a deficient number, since it is larger than the sum of its proper divisors (95071634).

117451630 is a wasteful number, since it uses less digits than its factorization.

117451630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61691.

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

The square root of 117451630 is about 10837.5103229478. The cubic root of 117451630 is about 489.7258357998.

The spelling of 117451630 in words is "one hundred seventeen million, four hundred fifty-one thousand, six hundred thirty".