132343431 has 32 divisors (see below), whose sum is σ = 197994240. Its totient is φ = 77952000.

The previous prime is 132343423. The next prime is 132343447. The reversal of 132343431 is 134343231.

It is not a de Polignac number, because 132343431 - 2³ = 132343423 is a prime.

It is a super-2 number, since 2×132343431² = 35029567457703522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132343411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 196311 + ... + 196983.

It is an arithmetic number, because the mean of its divisors is an integer number (6187320).

Almost surely, 2^132343431 is an apocalyptic number.

132343431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

132343431 is a deficient number, since it is larger than the sum of its proper divisors (65650809).

132343431 is a wasteful number, since it uses less digits than its factorization.

132343431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847.

The product of its digits is 2592, while the sum is 24.

The square root of 132343431 is about 11504.0615001833. The cubic root of 132343431 is about 509.6055273358.

Adding to 132343431 its reverse (134343231), we get a palindrome (266686662).

The spelling of 132343431 in words is "one hundred thirty-two million, three hundred forty-three thousand, four hundred thirty-one".