7313749811 has 4 divisors (see below), whose sum is σ = 7322225472. Its totient is φ = 7305274152.

The previous prime is 7313749789. The next prime is 7313749823. The reversal of 7313749811 is 1189473137.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7313749811 - 2¹⁰ = 7313748787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7313749841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4236536 + ... + 4238261.

It is an arithmetic number, because the mean of its divisors is an integer number (1830556368).

Almost surely, 2^7313749811 is an apocalyptic number.

7313749811 is a deficient number, since it is larger than the sum of its proper divisors (8475661).

7313749811 is an equidigital number, since it uses as much as digits as its factorization.

7313749811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8475660.

The product of its digits is 127008, while the sum is 44.

The square root of 7313749811 is about 85520.4642819483. The cubic root of 7313749811 is about 1941.0945935224.

The spelling of 7313749811 in words is "seven billion, three hundred thirteen million, seven hundred forty-nine thousand, eight hundred eleven".