1313379510 has 16 divisors (see below), whose sum is σ = 3152110896. Its totient is φ = 350234528.

The previous prime is 1313379499. The next prime is 1313379539. The reversal of 1313379510 is 159733131.

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, 21889629 + ... + 21889688.

It is an arithmetic number, because the mean of its divisors is an integer number (197006931).

Almost surely, 2^1313379510 is an apocalyptic number.

1313379510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313379510 is an abundant number, since it is smaller than the sum of its proper divisors (1838731386).

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

1313379510 is a wasteful number, since it uses less digits than its factorization.

1313379510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43779327.

The product of its (nonzero) digits is 8505, while the sum is 33.

The square root of 1313379510 is about 36240.5782238639. The cubic root of 1313379510 is about 1095.1242910561.

The spelling of 1313379510 in words is "one billion, three hundred thirteen million, three hundred seventy-nine thousand, five hundred ten".