116651431 has 8 divisors (see below), whose sum is σ = 132236720. Its totient is φ = 102010752.

The previous prime is 116651411. The next prime is 116651449. The reversal of 116651431 is 134156611.

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

It is a cyclic number.

It is not a de Polignac number, because 116651431 - 2¹⁷ = 116520359 is a prime.

It is a super-2 number, since 2×116651431² = 27215112708695522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116651431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116651401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235890 + ... + 236383.

It is an arithmetic number, because the mean of its divisors is an integer number (16529590).

Almost surely, 2^116651431 is an apocalyptic number.

116651431 is a deficient number, since it is larger than the sum of its proper divisors (15585289).

116651431 is a wasteful number, since it uses less digits than its factorization.

116651431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472305.

The product of its digits is 2160, while the sum is 28.

The square root of 116651431 is about 10800.5291999976. The cubic root of 116651431 is about 488.6111316323.

The spelling of 116651431 in words is "one hundred sixteen million, six hundred fifty-one thousand, four hundred thirty-one".