2253999389 has 2 divisors, whose sum is σ = 2253999390. Its totient is φ = 2253999388.

The previous prime is 2253999373. The next prime is 2253999401. The reversal of 2253999389 is 9839993522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1727067364 + 526932025 = 41558^2 + 22955^2 .

It is a cyclic number.

It is not a de Polignac number, because 2253999389 - 2⁴ = 2253999373 is a prime.

It is a super-2 number, since 2×2253999389² = 10161026491224746642, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2253999289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1126999694 + 1126999695.

It is an arithmetic number, because the mean of its divisors is an integer number (1126999695).

Almost surely, 2^2253999389 is an apocalyptic number.

It is an amenable number.

2253999389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2253999389 is an equidigital number, since it uses as much as digits as its factorization.

2253999389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9447840, while the sum is 59.

The square root of 2253999389 is about 47476.3034470882. The cubic root of 2253999389 is about 1311.1466348970.

The spelling of 2253999389 in words is "two billion, two hundred fifty-three million, nine hundred ninety-nine thousand, three hundred eighty-nine".