1431313164 has 36 divisors (see below), whose sum is σ = 3830869224. Its totient is φ = 449039232.

The previous prime is 1431313141. The next prime is 1431313201. The reversal of 1431313164 is 4613131341.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1168762 + ... + 1169985.

It is an arithmetic number, because the mean of its divisors is an integer number (106413034).

Almost surely, 2^1431313164 is an apocalyptic number.

It is an amenable number.

1431313164 is an abundant number, since it is smaller than the sum of its proper divisors (2399556060).

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

1431313164 is a wasteful number, since it uses less digits than its factorization.

1431313164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2338774 (or 2338769 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 1431313164 is about 37832.6996657653. The cubic root of 1431313164 is about 1126.9679238674.

The spelling of 1431313164 in words is "one billion, four hundred thirty-one million, three hundred thirteen thousand, one hundred sixty-four".