254554045 has 4 divisors (see below), whose sum is σ = 305464860. Its totient is φ = 203643232.

The previous prime is 254554033. The next prime is 254554057. The reversal of 254554045 is 540455452.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (254554033) and next prime (254554057).

It can be written as a sum of positive squares in 2 ways, for example, as 55264356 + 199289689 = 7434^2 + 14117^2 .

It is a cyclic number.

It is not a de Polignac number, because 254554045 - 2⁷ = 254553917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 254554045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25455400 + ... + 25455409.

It is an arithmetic number, because the mean of its divisors is an integer number (76366215).

Almost surely, 2^254554045 is an apocalyptic number.

It is an amenable number.

254554045 is a deficient number, since it is larger than the sum of its proper divisors (50910815).

254554045 is an equidigital number, since it uses as much as digits as its factorization.

254554045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50910814.

The product of its (nonzero) digits is 80000, while the sum is 34.

The square root of 254554045 is about 15954.7499196948. The cubic root of 254554045 is about 633.7626887015.

The spelling of 254554045 in words is "two hundred fifty-four million, five hundred fifty-four thousand, forty-five".