117770567 has 4 divisors (see below), whose sum is σ = 118520856. Its totient is φ = 117020280.

The previous prime is 117770563. The next prime is 117770591. The reversal of 117770567 is 765077711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 765077711 = 7187 ⋅106453.

It is a cyclic number.

It is not a de Polignac number, because 117770567 - 2² = 117770563 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117770561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374909 + ... + 375222.

It is an arithmetic number, because the mean of its divisors is an integer number (29630214).

Almost surely, 2^117770567 is an apocalyptic number.

117770567 is a deficient number, since it is larger than the sum of its proper divisors (750289).

117770567 is an equidigital number, since it uses as much as digits as its factorization.

117770567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750288.

The product of its (nonzero) digits is 72030, while the sum is 41.

The square root of 117770567 is about 10852.2148430631. The cubic root of 117770567 is about 490.1687146358.

The spelling of 117770567 in words is "one hundred seventeen million, seven hundred seventy thousand, five hundred sixty-seven".