258116783 has 2 divisors, whose sum is σ = 258116784. Its totient is φ = 258116782.

The previous prime is 258116753. The next prime is 258116801. The reversal of 258116783 is 387611852.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 258116783 - 2¹⁴ = 258100399 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is equal to p_14098676 and since 258116783 and 14098676 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 258116783.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (258116753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129058391 + 129058392.

It is an arithmetic number, because the mean of its divisors is an integer number (129058392).

Almost surely, 2^258116783 is an apocalyptic number.

258116783 is a deficient number, since it is larger than the sum of its proper divisors (1).

258116783 is an equidigital number, since it uses as much as digits as its factorization.

258116783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 41.

The square root of 258116783 is about 16066.0132889277. The cubic root of 258116783 is about 636.7057147668.

The spelling of 258116783 in words is "two hundred fifty-eight million, one hundred sixteen thousand, seven hundred eighty-three".