7155413313 has 16 divisors (see below), whose sum is σ = 9825158400. Its totient is φ = 4628676096.

The previous prime is 7155413311. The next prime is 7155413329. The reversal of 7155413313 is 3133145517.

It is not a de Polignac number, because 7155413313 - 2¹ = 7155413311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7155413311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47088 + ... + 128561.

It is an arithmetic number, because the mean of its divisors is an integer number (614072400).

Almost surely, 2^7155413313 is an apocalyptic number.

It is an amenable number.

7155413313 is a deficient number, since it is larger than the sum of its proper divisors (2669745087).

7155413313 is a wasteful number, since it uses less digits than its factorization.

7155413313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176056.

The product of its digits is 18900, while the sum is 33.

The square root of 7155413313 is about 84589.6761608649. The cubic root of 7155413313 is about 1926.9845896254.

The spelling of 7155413313 in words is "seven billion, one hundred fifty-five million, four hundred thirteen thousand, three hundred thirteen".