1331214092 has 24 divisors (see below), whose sum is σ = 2539061616. Its totient is φ = 607002048.

The previous prime is 1331214047. The next prime is 1331214097. The reversal of 1331214092 is 2904121331.

It is a Harshad number since it is a multiple of its sum of digits (26).

1331214092 is a modest number, since divided by 14092 gives 13312 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1331214097) 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, 149903 + ... + 158534.

It is an arithmetic number, because the mean of its divisors is an integer number (105794234).

Almost surely, 2^1331214092 is an apocalyptic number.

It is an amenable number.

1331214092 is a deficient number, since it is larger than the sum of its proper divisors (1207847524).

1331214092 is a wasteful number, since it uses less digits than its factorization.

1331214092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308537 (or 308535 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1331214092 is about 36485.8067198740. The cubic root of 1331214092 is about 1100.0589753504.

The spelling of 1331214092 in words is "one billion, three hundred thirty-one million, two hundred fourteen thousand, ninety-two".