114431391 has 6 divisors (see below), whose sum is σ = 165289800. Its totient is φ = 76287588.

The previous prime is 114431389. The next prime is 114431393. The reversal of 114431391 is 193134411.

It is an interprime number because it is at equal distance from previous prime (114431389) and next prime (114431393).

It is not a de Polignac number, because 114431391 - 2¹ = 114431389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (114431393) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6357291 + ... + 6357308.

It is an arithmetic number, because the mean of its divisors is an integer number (27548300).

Almost surely, 2^114431391 is an apocalyptic number.

114431391 is a deficient number, since it is larger than the sum of its proper divisors (50858409).

114431391 is a wasteful number, since it uses less digits than its factorization.

114431391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12714605 (or 12714602 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 114431391 is about 10697.2609110931. The cubic root of 114431391 is about 485.4916062516.

The spelling of 114431391 in words is "one hundred fourteen million, four hundred thirty-one thousand, three hundred ninety-one".