4013749913 has 4 divisors (see below), whose sum is σ = 4021794000. Its totient is φ = 4005705828.

The previous prime is 4013749907. The next prime is 4013749933. The reversal of 4013749913 is 3199473104.

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 4013749913 - 2¹⁰ = 4013748889 is a prime.

It is a super-2 number, since 2×4013749913² = 32220376728215015138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4013749933) 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, 4021295 + ... + 4022292.

It is an arithmetic number, because the mean of its divisors is an integer number (1005448500).

Almost surely, 2^4013749913 is an apocalyptic number.

It is an amenable number.

4013749913 is a deficient number, since it is larger than the sum of its proper divisors (8044087).

4013749913 is an equidigital number, since it uses as much as digits as its factorization.

4013749913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8044086.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 4013749913 is about 63354.1625546420. The cubic root of 4013749913 is about 1589.2178573428.

The spelling of 4013749913 in words is "four billion, thirteen million, seven hundred forty-nine thousand, nine hundred thirteen".