375005513 has 2 divisors, whose sum is σ = 375005514. Its totient is φ = 375005512.

The previous prime is 375005507. The next prime is 375005531. The reversal of 375005513 is 315500573.

Together with next prime (375005531) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 342879289 + 32126224 = 18517^2 + 5668^2 .

It is a cyclic number.

It is not a de Polignac number, because 375005513 - 2²⁶ = 307896649 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (375005503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187502756 + 187502757.

It is an arithmetic number, because the mean of its divisors is an integer number (187502757).

Almost surely, 2^375005513 is an apocalyptic number.

It is an amenable number.

375005513 is a deficient number, since it is larger than the sum of its proper divisors (1).

375005513 is an equidigital number, since it uses as much as digits as its factorization.

375005513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7875, while the sum is 29.

The square root of 375005513 is about 19365.0590755618. The cubic root of 375005513 is about 721.1283189683.

The spelling of 375005513 in words is "three hundred seventy-five million, five thousand, five hundred thirteen".