117861067 has 2 divisors, whose sum is σ = 117861068. Its totient is φ = 117861066.

The previous prime is 117861053. The next prime is 117861091. The reversal of 117861067 is 760168711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117861067 - 2¹¹ = 117859019 is a prime.

It is a super-2 number, since 2×117861067² = 27782462228756978, which contains 22 as substring.

It is a Chen prime.

It is equal to p_6726781 and since 117861067 and 6726781 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (117861097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58930533 + 58930534.

It is an arithmetic number, because the mean of its divisors is an integer number (58930534).

Almost surely, 2^117861067 is an apocalyptic number.

117861067 is a deficient number, since it is larger than the sum of its proper divisors (1).

117861067 is an equidigital number, since it uses as much as digits as its factorization.

117861067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 37.

The square root of 117861067 is about 10856.3836980829. The cubic root of 117861067 is about 490.2942381059.

It can be divided in two parts, 117 and 861067, that added together give a square (861184 = 928²).

The spelling of 117861067 in words is "one hundred seventeen million, eight hundred sixty-one thousand, sixty-seven".