117445461 has 8 divisors (see below), whose sum is σ = 178964544. Its totient is φ = 67111680.

The previous prime is 117445457. The next prime is 117445477. The reversal of 117445461 is 164544711.

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

It is not a de Polignac number, because 117445461 - 2² = 117445457 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117445421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2796300 + ... + 2796341.

It is an arithmetic number, because the mean of its divisors is an integer number (22370568).

Almost surely, 2^117445461 is an apocalyptic number.

It is an amenable number.

117445461 is a deficient number, since it is larger than the sum of its proper divisors (61519083).

117445461 is an equidigital number, since it uses as much as digits as its factorization.

117445461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5592651.

The product of its digits is 13440, while the sum is 33.

The square root of 117445461 is about 10837.2257058714. The cubic root of 117445461 is about 489.7172615706.

It can be divided in two parts, 11744 and 5461, that added together give a triangular number (17205 = T₁₈₅).

The spelling of 117445461 in words is "one hundred seventeen million, four hundred forty-five thousand, four hundred sixty-one".