65313155 has 8 divisors (see below), whose sum is σ = 78591552. Its totient is φ = 52106688.

The previous prime is 65313139. The next prime is 65313161. The reversal of 65313155 is 55131356.

65313155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65313155 - 2⁴ = 65313139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15962 + ... + 19631.

It is an arithmetic number, because the mean of its divisors is an integer number (9823944).

Almost surely, 2^65313155 is an apocalyptic number.

65313155 is a deficient number, since it is larger than the sum of its proper divisors (13278397).

65313155 is a wasteful number, since it uses less digits than its factorization.

65313155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35965.

The product of its digits is 6750, while the sum is 29.

The square root of 65313155 is about 8081.6554615994. The cubic root of 65313155 is about 402.7172393129.

The spelling of 65313155 in words is "sixty-five million, three hundred thirteen thousand, one hundred fifty-five".