2254154561 has 4 divisors (see below), whose sum is σ = 2261497392. Its totient is φ = 2246811732.

The previous prime is 2254154503. The next prime is 2254154563. The reversal of 2254154561 is 1654514522.

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 2254154561 - 2¹⁰ = 2254153537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2254154563) 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, 3670955 + ... + 3671568.

It is an arithmetic number, because the mean of its divisors is an integer number (565374348).

Almost surely, 2^2254154561 is an apocalyptic number.

It is an amenable number.

2254154561 is a deficient number, since it is larger than the sum of its proper divisors (7342831).

2254154561 is an equidigital number, since it uses as much as digits as its factorization.

2254154561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7342830.

The product of its digits is 48000, while the sum is 35.

The square root of 2254154561 is about 47477.9376237005. The cubic root of 2254154561 is about 1311.1767219470.

The spelling of 2254154561 in words is "two billion, two hundred fifty-four million, one hundred fifty-four thousand, five hundred sixty-one".