117451442 has 8 divisors (see below), whose sum is σ = 176223600. Its totient is φ = 58710244.

The previous prime is 117451441. The next prime is 117451459. The reversal of 117451442 is 244154711.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (117451441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8909 + ... + 17727.

It is an arithmetic number, because the mean of its divisors is an integer number (22027950).

Almost surely, 2^117451442 is an apocalyptic number.

117451442 is a deficient number, since it is larger than the sum of its proper divisors (58772158).

117451442 is an equidigital number, since it uses as much as digits as its factorization.

117451442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15480.

The product of its digits is 4480, while the sum is 29.

The square root of 117451442 is about 10837.5016493655. The cubic root of 117451442 is about 489.7255745050.

The spelling of 117451442 in words is "one hundred seventeen million, four hundred fifty-one thousand, four hundred forty-two".