1316412920 has 16 divisors (see below), whose sum is σ = 2961929160. Its totient is φ = 526565152.

The previous prime is 1316412919. The next prime is 1316412949. The reversal of 1316412920 is 292146131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16455122 + ... + 16455201.

Almost surely, 2^1316412920 is an apocalyptic number.

1316412920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1316412920 is an abundant number, since it is smaller than the sum of its proper divisors (1645516240).

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

1316412920 is a wasteful number, since it uses less digits than its factorization.

1316412920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32910334 (or 32910330 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 1316412920 is about 36282.4051021980. The cubic root of 1316412920 is about 1095.9667504609.

The spelling of 1316412920 in words is "one billion, three hundred sixteen million, four hundred twelve thousand, nine hundred twenty".