254126645 has 16 divisors (see below), whose sum is σ = 310559808. Its totient is φ = 199584000.

The previous prime is 254126627. The next prime is 254126699. The reversal of 254126645 is 546621452.

It is not a de Polignac number, because 254126645 - 2¹⁶ = 254061109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111770 + ... + 114020.

It is an arithmetic number, because the mean of its divisors is an integer number (19409988).

Almost surely, 2^254126645 is an apocalyptic number.

It is an amenable number.

254126645 is a deficient number, since it is larger than the sum of its proper divisors (56433163).

254126645 is a wasteful number, since it uses less digits than its factorization.

254126645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2660.

The product of its digits is 57600, while the sum is 35.

The square root of 254126645 is about 15941.3501623921. The cubic root of 254126645 is about 633.4077910306.

The spelling of 254126645 in words is "two hundred fifty-four million, one hundred twenty-six thousand, six hundred forty-five".