1340253996 has 48 divisors (see below), whose sum is σ = 3295219200. Its totient is φ = 422805312.

The previous prime is 1340253989. The next prime is 1340254051. The reversal of 1340253996 is 6993520431.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277821 + ... + 282603.

It is an arithmetic number, because the mean of its divisors is an integer number (68650400).

Almost surely, 2^1340253996 is an apocalyptic number.

It is an amenable number.

1340253996 is an abundant number, since it is smaller than the sum of its proper divisors (1954965204).

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

1340253996 is a wasteful number, since it uses less digits than its factorization.

1340253996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6038 (or 6036 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 42.

The square root of 1340253996 is about 36609.4795920401. The cubic root of 1340253996 is about 1102.5434247426.

The spelling of 1340253996 in words is "one billion, three hundred forty million, two hundred fifty-three thousand, nine hundred ninety-six".