2257154099 has 4 divisors (see below), whose sum is σ = 2312206680. Its totient is φ = 2202101520.

The previous prime is 2257154083. The next prime is 2257154111. The reversal of 2257154099 is 9904517522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9904517522 = 2 ⋅4952258761.

It is a cyclic number.

It is not a de Polignac number, because 2257154099 - 2⁴ = 2257154083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2257153099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27526229 + ... + 27526310.

It is an arithmetic number, because the mean of its divisors is an integer number (578051670).

Almost surely, 2^2257154099 is an apocalyptic number.

2257154099 is a deficient number, since it is larger than the sum of its proper divisors (55052581).

2257154099 is an equidigital number, since it uses as much as digits as its factorization.

2257154099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55052580.

The product of its (nonzero) digits is 226800, while the sum is 44.

The square root of 2257154099 is about 47509.5158784006. The cubic root of 2257154099 is about 1311.7580457661.

The spelling of 2257154099 in words is "two billion, two hundred fifty-seven million, one hundred fifty-four thousand, ninety-nine".