253554001 has 4 divisors (see below), whose sum is σ = 264578112. Its totient is φ = 242529892.

The previous prime is 253553999. The next prime is 253554011. The reversal of 253554001 is 100455352.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 253554001 - 2¹ = 253553999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253554011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5512021 + ... + 5512066.

It is an arithmetic number, because the mean of its divisors is an integer number (66144528).

Almost surely, 2^253554001 is an apocalyptic number.

It is an amenable number.

253554001 is a deficient number, since it is larger than the sum of its proper divisors (11024111).

253554001 is a wasteful number, since it uses less digits than its factorization.

253554001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11024110.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 253554001 is about 15923.3790697829. The cubic root of 253554001 is about 632.9316636529.

The spelling of 253554001 in words is "two hundred fifty-three million, five hundred fifty-four thousand, one".