117482731 has 2 divisors, whose sum is σ = 117482732. Its totient is φ = 117482730.

The previous prime is 117482713. The next prime is 117482737. The reversal of 117482731 is 137284711.

Together with previous prime (117482713) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is an emirp because it is prime and its reverse (137284711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117482731 - 2²³ = 109094123 is a prime.

It is a super-2 number, since 2×117482731² = 27604384166436722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (117482737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58741365 + 58741366.

It is an arithmetic number, because the mean of its divisors is an integer number (58741366).

Almost surely, 2^117482731 is an apocalyptic number.

117482731 is a deficient number, since it is larger than the sum of its proper divisors (1).

117482731 is an equidigital number, since it uses as much as digits as its factorization.

117482731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9408, while the sum is 34.

The square root of 117482731 is about 10838.9451054980. The cubic root of 117482731 is about 489.7690581857.

The spelling of 117482731 in words is "one hundred seventeen million, four hundred eighty-two thousand, seven hundred thirty-one".