253453454 has 4 divisors (see below), whose sum is σ = 380180184. Its totient is φ = 126726726.

The previous prime is 253453433. The next prime is 253453511. The reversal of 253453454 is 454354352.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63363362 + ... + 63363365.

It is an arithmetic number, because the mean of its divisors is an integer number (95045046).

Almost surely, 2^253453454 is an apocalyptic number.

253453454 is a deficient number, since it is larger than the sum of its proper divisors (126726730).

253453454 is a wasteful number, since it uses less digits than its factorization.

253453454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126726729.

The product of its digits is 144000, while the sum is 35.

The square root of 253453454 is about 15920.2215436846. The cubic root of 253453454 is about 632.8479894406.

The spelling of 253453454 in words is "two hundred fifty-three million, four hundred fifty-three thousand, four hundred fifty-four".