2385328513 has 2 divisors, whose sum is σ = 2385328514. Its totient is φ = 2385328512.

The previous prime is 2385328501. The next prime is 2385328559. The reversal of 2385328513 is 3158235832.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1953021249 + 432307264 = 44193^2 + 20792^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2385328513 is a prime.

It is a super-2 number, since 2×2385328513² = 11379584229861582338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2385328013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1192664256 + 1192664257.

It is an arithmetic number, because the mean of its divisors is an integer number (1192664257).

Almost surely, 2^2385328513 is an apocalyptic number.

It is an amenable number.

2385328513 is a deficient number, since it is larger than the sum of its proper divisors (1).

2385328513 is an equidigital number, since it uses as much as digits as its factorization.

2385328513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 40.

The square root of 2385328513 is about 48839.8250713493. The cubic root of 2385328513 is about 1336.1321061190.

The spelling of 2385328513 in words is "two billion, three hundred eighty-five million, three hundred twenty-eight thousand, five hundred thirteen".