2253411021 has 4 divisors (see below), whose sum is σ = 3004548032. Its totient is φ = 1502274012.

The previous prime is 2253411019. The next prime is 2253411023. The reversal of 2253411021 is 1201143522.

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 an interprime number because it is at equal distance from previous prime (2253411019) and next prime (2253411023).

It is not a de Polignac number, because 2253411021 - 2¹ = 2253411019 is a prime.

It is a super-2 number, since 2×2253411021² = 10155722459128524882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2253411023) 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, 375568501 + ... + 375568506.

It is an arithmetic number, because the mean of its divisors is an integer number (751137008).

Almost surely, 2^2253411021 is an apocalyptic number.

It is an amenable number.

2253411021 is a deficient number, since it is larger than the sum of its proper divisors (751137011).

2253411021 is an equidigital number, since it uses as much as digits as its factorization.

2253411021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751137010.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2253411021 is about 47470.1066040514. The cubic root of 2253411021 is about 1311.0325408323.

Adding to 2253411021 its reverse (1201143522), we get a palindrome (3454554543).

The spelling of 2253411021 in words is "two billion, two hundred fifty-three million, four hundred eleven thousand, twenty-one".