2250043391 has 2 divisors, whose sum is σ = 2250043392. Its totient is φ = 2250043390.

The previous prime is 2250043351. The next prime is 2250043447. The reversal of 2250043391 is 1933400522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2250043391 - 2¹⁴ = 2250027007 is a prime.

It is a super-2 number, since 2×2250043391² = 10125390522765557762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2250043351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125021695 + 1125021696.

It is an arithmetic number, because the mean of its divisors is an integer number (1125021696).

Almost surely, 2^2250043391 is an apocalyptic number.

2250043391 is a deficient number, since it is larger than the sum of its proper divisors (1).

2250043391 is an equidigital number, since it uses as much as digits as its factorization.

2250043391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2250043391 is about 47434.6222816204. The cubic root of 2250043391 is about 1310.3791205014.

The spelling of 2250043391 in words is "two billion, two hundred fifty million, forty-three thousand, three hundred ninety-one".