1331402104 has 32 divisors (see below), whose sum is σ = 2647643040. Its totient is φ = 626313600.

The previous prime is 1331402071. The next prime is 1331402129. The reversal of 1331402104 is 4012041331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48087 + ... + 70534.

It is an arithmetic number, because the mean of its divisors is an integer number (82738845).

Almost surely, 2^1331402104 is an apocalyptic number.

It is an amenable number.

1331402104 is a deficient number, since it is larger than the sum of its proper divisors (1316240936).

1331402104 is a wasteful number, since it uses less digits than its factorization.

1331402104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118711 (or 118707 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1331402104 is about 36488.3831376508. The cubic root of 1331402104 is about 1100.1107612986.

Adding to 1331402104 its reverse (4012041331), we get a palindrome (5343443435).

The spelling of 1331402104 in words is "one billion, three hundred thirty-one million, four hundred two thousand, one hundred four".