258476963 has 2 divisors, whose sum is σ = 258476964. Its totient is φ = 258476962.

The previous prime is 258476917. The next prime is 258477001. The reversal of 258476963 is 369674852.

It is a happy number.

258476963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 258476963 - 2¹⁶ = 258411427 is a prime.

It is not a weakly prime, because it can be changed into another prime (258476063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129238481 + 129238482.

It is an arithmetic number, because the mean of its divisors is an integer number (129238482).

Almost surely, 2^258476963 is an apocalyptic number.

258476963 is a deficient number, since it is larger than the sum of its proper divisors (1).

258476963 is an equidigital number, since it uses as much as digits as its factorization.

258476963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 50.

The square root of 258476963 is about 16077.2187582305. The cubic root of 258476963 is about 637.0017333296.

The spelling of 258476963 in words is "two hundred fifty-eight million, four hundred seventy-six thousand, nine hundred sixty-three".