258113533 has 16 divisors (see below), whose sum is σ = 282921984. Its totient is φ = 234420480.

The previous prime is 258113497. The next prime is 258113539. The reversal of 258113533 is 335311852.

It is a de Polignac number, because none of the positive numbers 2^k-258113533 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 258113495 and 258113504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258113539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340591 + ... + 341347.

It is an arithmetic number, because the mean of its divisors is an integer number (17682624).

Almost surely, 2^258113533 is an apocalyptic number.

It is an amenable number.

258113533 is a deficient number, since it is larger than the sum of its proper divisors (24808451).

258113533 is a wasteful number, since it uses less digits than its factorization.

258113533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1452.

The product of its digits is 10800, while the sum is 31.

The square root of 258113533 is about 16065.9121434172. The cubic root of 258113533 is about 636.7030424593.

The spelling of 258113533 in words is "two hundred fifty-eight million, one hundred thirteen thousand, five hundred thirty-three".