2131434232 has 8 divisors (see below), whose sum is σ = 3996439200. Its totient is φ = 1065717112.

The previous prime is 2131434203. The next prime is 2131434251. The reversal of 2131434232 is 2324341312.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2131434197 and 2131434206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133214632 + ... + 133214647.

It is an arithmetic number, because the mean of its divisors is an integer number (499554900).

Almost surely, 2^2131434232 is an apocalyptic number.

It is an amenable number.

2131434232 is a deficient number, since it is larger than the sum of its proper divisors (1865004968).

2131434232 is a wasteful number, since it uses less digits than its factorization.

2131434232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266429285 (or 266429281 counting only the distinct ones).

The product of its digits is 3456, while the sum is 25.

The square root of 2131434232 is about 46167.4585828590. The cubic root of 2131434232 is about 1286.9370739475.

Adding to 2131434232 its reverse (2324341312), we get a palindrome (4455775544).

The spelling of 2131434232 in words is "two billion, one hundred thirty-one million, four hundred thirty-four thousand, two hundred thirty-two".