117472811 has 2 divisors, whose sum is σ = 117472812. Its totient is φ = 117472810.

The previous prime is 117472807. The next prime is 117472829. The reversal of 117472811 is 118274711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117472811 - 2² = 117472807 is a prime.

It is a super-2 number, since 2×117472811² = 27599722648483442, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (117472871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58736405 + 58736406.

It is an arithmetic number, because the mean of its divisors is an integer number (58736406).

Almost surely, 2^117472811 is an apocalyptic number.

117472811 is a deficient number, since it is larger than the sum of its proper divisors (1).

117472811 is an equidigital number, since it uses as much as digits as its factorization.

117472811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3136, while the sum is 32.

The square root of 117472811 is about 10838.4874867299. The cubic root of 117472811 is about 489.7552727673.

The spelling of 117472811 in words is "one hundred seventeen million, four hundred seventy-two thousand, eight hundred eleven".