1331013532 has 6 divisors (see below), whose sum is σ = 2329273688. Its totient is φ = 665506764.

The previous prime is 1331013527. The next prime is 1331013583. The reversal of 1331013532 is 2353101331.

It is a happy number.

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, 166376688 + ... + 166376695.

Almost surely, 2^1331013532 is an apocalyptic number.

It is an amenable number.

1331013532 is a deficient number, since it is larger than the sum of its proper divisors (998260156).

1331013532 is a wasteful number, since it uses less digits than its factorization.

1331013532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332753387 (or 332753385 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 1331013532 is about 36483.0581503251. The cubic root of 1331013532 is about 1100.0037278111.

Adding to 1331013532 its reverse (2353101331), we get a palindrome (3684114863).

The spelling of 1331013532 in words is "one billion, three hundred thirty-one million, thirteen thousand, five hundred thirty-two".