1313852413 has 4 divisors (see below), whose sum is σ = 1383002560. Its totient is φ = 1244702268.

The previous prime is 1313852411. The next prime is 1313852417. The reversal of 1313852413 is 3142583131.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1313852413 - 2¹ = 1313852411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313852411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34575045 + ... + 34575082.

It is an arithmetic number, because the mean of its divisors is an integer number (345750640).

Almost surely, 2^1313852413 is an apocalyptic number.

It is an amenable number.

1313852413 is a deficient number, since it is larger than the sum of its proper divisors (69150147).

1313852413 is an equidigital number, since it uses as much as digits as its factorization.

1313852413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69150146.

The product of its digits is 8640, while the sum is 31.

The square root of 1313852413 is about 36247.1021324464. The cubic root of 1313852413 is about 1095.2557142061.

The spelling of 1313852413 in words is "one billion, three hundred thirteen million, eight hundred fifty-two thousand, four hundred thirteen".