1340879132 has 24 divisors (see below), whose sum is σ = 2382543072. Its totient is φ = 660225600.

The previous prime is 1340879117. The next prime is 1340879201. The reversal of 1340879132 is 2319780431.

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, 65582 + ... + 83562.

It is an arithmetic number, because the mean of its divisors is an integer number (99272628).

Almost surely, 2^1340879132 is an apocalyptic number.

It is an amenable number.

1340879132 is a deficient number, since it is larger than the sum of its proper divisors (1041663940).

1340879132 is a wasteful number, since it uses less digits than its factorization.

1340879132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18269 (or 18267 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 1340879132 is about 36618.0164946164. The cubic root of 1340879132 is about 1102.7148182384.

The spelling of 1340879132 in words is "one billion, three hundred forty million, eight hundred seventy-nine thousand, one hundred thirty-two".