116464431 has 4 divisors (see below), whose sum is σ = 155285912. Its totient is φ = 77642952.

The previous prime is 116464379. The next prime is 116464459. The reversal of 116464431 is 134464611.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 116464431 - 2¹⁴ = 116448047 is a prime.

It is a super-2 number, since 2×116464431² = 27127927376307522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116464531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19410736 + ... + 19410741.

It is an arithmetic number, because the mean of its divisors is an integer number (38821478).

Almost surely, 2^116464431 is an apocalyptic number.

116464431 is a deficient number, since it is larger than the sum of its proper divisors (38821481).

116464431 is an equidigital number, since it uses as much as digits as its factorization.

116464431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38821480.

The product of its digits is 6912, while the sum is 30.

The square root of 116464431 is about 10791.8687445688. The cubic root of 116464431 is about 488.3498999480.

The spelling of 116464431 in words is "one hundred sixteen million, four hundred sixty-four thousand, four hundred thirty-one".