258272611 has 2 divisors, whose sum is σ = 258272612. Its totient is φ = 258272610.

The previous prime is 258272587. The next prime is 258272629. The reversal of 258272611 is 116272852.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 258272611 - 2¹¹ = 258270563 is a prime.

It is a super-3 number, since 3×258272611³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (258272411) 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, 129136305 + 129136306.

It is an arithmetic number, because the mean of its divisors is an integer number (129136306).

Almost surely, 2^258272611 is an apocalyptic number.

258272611 is a deficient number, since it is larger than the sum of its proper divisors (1).

258272611 is an equidigital number, since it uses as much as digits as its factorization.

258272611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 34.

The square root of 258272611 is about 16070.8621735114. The cubic root of 258272611 is about 636.8338177875.

The spelling of 258272611 in words is "two hundred fifty-eight million, two hundred seventy-two thousand, six hundred eleven".