141431232 has 56 divisors (see below), whose sum is σ = 390485376. Its totient is φ = 45092608.

The previous prime is 141431197. The next prime is 141431237. The reversal of 141431232 is 232134141.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 141431199 and 141431208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141431237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11598 + ... + 20429.

Almost surely, 2^141431232 is an apocalyptic number.

141431232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

141431232 is an abundant number, since it is smaller than the sum of its proper divisors (249054144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

141431232 is a wasteful number, since it uses less digits than its factorization.

141431232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32065 (or 32055 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 141431232 is about 11892.4863674507. The cubic root of 141431232 is about 521.0128582167.

Adding to 141431232 its reverse (232134141), we get a palindrome (373565373).

The spelling of 141431232 in words is "one hundred forty-one million, four hundred thirty-one thousand, two hundred thirty-two".