117963771 has 8 divisors (see below), whose sum is σ = 157898064. Its totient is φ = 78336000.

The previous prime is 117963719. The next prime is 117963787. The reversal of 117963771 is 177369711.

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

It is not a de Polignac number, because 117963771 - 2⁶ = 117963707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117963071) 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, 75730 + ... + 77271.

It is an arithmetic number, because the mean of its divisors is an integer number (19737258).

Almost surely, 2^117963771 is an apocalyptic number.

117963771 is a deficient number, since it is larger than the sum of its proper divisors (39934293).

117963771 is a wasteful number, since it uses less digits than its factorization.

117963771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153261.

The product of its digits is 55566, while the sum is 42.

The square root of 117963771 is about 10861.1127882920. The cubic root of 117963771 is about 490.4366107070.

The spelling of 117963771 in words is "one hundred seventeen million, nine hundred sixty-three thousand, seven hundred seventy-one".