1431146364 has 12 divisors (see below), whose sum is σ = 3339341544. Its totient is φ = 477048784.

The previous prime is 1431146267. The next prime is 1431146401. The reversal of 1431146364 is 4636411341.

It is a tau number, because it is divible by the number of its divisors (12).

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

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, 59631087 + ... + 59631110.

It is an arithmetic number, because the mean of its divisors is an integer number (278278462).

Almost surely, 2^1431146364 is an apocalyptic number.

It is an amenable number.

1431146364 is an abundant number, since it is smaller than the sum of its proper divisors (1908195180).

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

1431146364 is a wasteful number, since it uses less digits than its factorization.

1431146364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119262204 (or 119262202 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 1431146364 is about 37830.4951593288. The cubic root of 1431146364 is about 1126.9241445937.

The spelling of 1431146364 in words is "one billion, four hundred thirty-one million, one hundred forty-six thousand, three hundred sixty-four".