1312654002 has 16 divisors (see below), whose sum is σ = 2863972512. Its totient is φ = 397773920.

The previous prime is 1312654001. The next prime is 1312654009. The reversal of 1312654002 is 2004562131.

It is not an unprimeable number, because it can be changed into a prime (1312654001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9944283 + ... + 9944414.

It is an arithmetic number, because the mean of its divisors is an integer number (178998282).

Almost surely, 2^1312654002 is an apocalyptic number.

1312654002 is an abundant number, since it is smaller than the sum of its proper divisors (1551318510).

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

1312654002 is a wasteful number, since it uses less digits than its factorization.

1312654002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19888713.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1312654002 is about 36230.5672326559. The cubic root of 1312654002 is about 1094.9226058183.

The spelling of 1312654002 in words is "one billion, three hundred twelve million, six hundred fifty-four thousand, two".