30320513351 has 4 divisors (see below), whose sum is σ = 30588836592. Its totient is φ = 30052190112.

The previous prime is 30320513339. The next prime is 30320513357. The reversal of 30320513351 is 15331502303.

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 30320513351 - 2²⁶ = 30253404487 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30320513351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30320513357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134161451 + ... + 134161676.

It is an arithmetic number, because the mean of its divisors is an integer number (7647209148).

Almost surely, 2^30320513351 is an apocalyptic number.

30320513351 is a deficient number, since it is larger than the sum of its proper divisors (268323241).

30320513351 is a wasteful number, since it uses less digits than its factorization.

30320513351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268323240.

The product of its (nonzero) digits is 4050, while the sum is 26.

The spelling of 30320513351 in words is "thirty billion, three hundred twenty million, five hundred thirteen thousand, three hundred fifty-one".