2257764853 has 2 divisors, whose sum is σ = 2257764854. Its totient is φ = 2257764852.

The previous prime is 2257764823. The next prime is 2257764857. The reversal of 2257764853 is 3584677522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1555355844 + 702409009 = 39438^2 + 26503^2 .

It is a cyclic number.

It is not a de Polignac number, because 2257764853 - 2¹³ = 2257756661 is a prime.

It is a super-2 number, since 2×2257764853² = 10195004262884223218, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2257764797 and 2257764806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2257764857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128882426 + 1128882427.

It is an arithmetic number, because the mean of its divisors is an integer number (1128882427).

Almost surely, 2^2257764853 is an apocalyptic number.

It is an amenable number.

2257764853 is a deficient number, since it is larger than the sum of its proper divisors (1).

2257764853 is an equidigital number, since it uses as much as digits as its factorization.

2257764853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2822400, while the sum is 49.

The square root of 2257764853 is about 47515.9431454328. The cubic root of 2257764853 is about 1311.8763494925.

The spelling of 2257764853 in words is "two billion, two hundred fifty-seven million, seven hundred sixty-four thousand, eight hundred fifty-three".