2253144745 has 32 divisors (see below), whose sum is σ = 2941754112. Its totient is φ = 1652082432.

The previous prime is 2253144731. The next prime is 2253144749. The reversal of 2253144745 is 5474413522.

It is a cyclic number.

It is not a de Polignac number, because 2253144745 - 2⁵ = 2253144713 is a prime.

It is a super-2 number, since 2×2253144745² = 10153322483842230050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2253144749) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 257787 + ... + 266383.

It is an arithmetic number, because the mean of its divisors is an integer number (91929816).

Almost surely, 2^2253144745 is an apocalyptic number.

It is an amenable number.

2253144745 is a deficient number, since it is larger than the sum of its proper divisors (688609367).

2253144745 is a wasteful number, since it uses less digits than its factorization.

2253144745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8721.

The product of its digits is 134400, while the sum is 37.

The square root of 2253144745 is about 47467.3018508531. The cubic root of 2253144745 is about 1310.9808990843.

It can be divided in two parts, 22531 and 44745, that added together give a palindrome (67276).

The spelling of 2253144745 in words is "two billion, two hundred fifty-three million, one hundred forty-four thousand, seven hundred forty-five".