259453001 has 2 divisors, whose sum is σ = 259453002. Its totient is φ = 259453000.

The previous prime is 259452979. The next prime is 259453003. The reversal of 259453001 is 100354952.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167676601 + 91776400 = 12949^2 + 9580^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-259453001 is a prime.

Together with 259453003, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (259453003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129726500 + 129726501.

It is an arithmetic number, because the mean of its divisors is an integer number (129726501).

Almost surely, 2^259453001 is an apocalyptic number.

It is an amenable number.

259453001 is a deficient number, since it is larger than the sum of its proper divisors (1).

259453001 is an equidigital number, since it uses as much as digits as its factorization.

259453001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 259453001 is about 16107.5448470585. The cubic root of 259453001 is about 637.8025228780.

The spelling of 259453001 in words is "two hundred fifty-nine million, four hundred fifty-three thousand, one".