245913023 has 2 divisors, whose sum is σ = 245913024. Its totient is φ = 245913022.

The previous prime is 245912999. The next prime is 245913043. The reversal of 245913023 is 320319542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245913023 - 2¹⁶ = 245847487 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245913043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122956511 + 122956512.

It is an arithmetic number, because the mean of its divisors is an integer number (122956512).

Almost surely, 2^245913023 is an apocalyptic number.

245913023 is a deficient number, since it is larger than the sum of its proper divisors (1).

245913023 is an equidigital number, since it uses as much as digits as its factorization.

245913023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 245913023 is about 15681.6141707415. The cubic root of 245913023 is about 626.5088009936.

The spelling of 245913023 in words is "two hundred forty-five million, nine hundred thirteen thousand, twenty-three".