7424737013 has 4 divisors (see below), whose sum is σ = 7425005388. Its totient is φ = 7424468640.

The previous prime is 7424737009. The next prime is 7424737039. The reversal of 7424737013 is 3107374247.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3620067889 + 3804669124 = 60167^2 + 61682^2 .

It is a cyclic number.

It is not a de Polignac number, because 7424737013 - 2² = 7424737009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7424737003) 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, 87206 + ... + 149847.

It is an arithmetic number, because the mean of its divisors is an integer number (1856251347).

Almost surely, 2^7424737013 is an apocalyptic number.

It is an amenable number.

7424737013 is a deficient number, since it is larger than the sum of its proper divisors (268375).

7424737013 is a wasteful number, since it uses less digits than its factorization.

7424737013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268374.

The product of its (nonzero) digits is 98784, while the sum is 38.

The square root of 7424737013 is about 86166.9136792075. The cubic root of 7424737013 is about 1950.8641370999.

The spelling of 7424737013 in words is "seven billion, four hundred twenty-four million, seven hundred thirty-seven thousand, thirteen".