2265373919 has 2 divisors, whose sum is σ = 2265373920. Its totient is φ = 2265373918.

The previous prime is 2265373867. The next prime is 2265373963. The reversal of 2265373919 is 9193735622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2265373919 - 2¹² = 2265369823 is a prime.

It is a super-2 number, since 2×2265373919² = 10263837985770837122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2265373619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1132686959 + 1132686960.

It is an arithmetic number, because the mean of its divisors is an integer number (1132686960).

Almost surely, 2^2265373919 is an apocalyptic number.

2265373919 is a deficient number, since it is larger than the sum of its proper divisors (1).

2265373919 is an equidigital number, since it uses as much as digits as its factorization.

2265373919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 612360, while the sum is 47.

The square root of 2265373919 is about 47595.9443545351. The cubic root of 2265373919 is about 1313.3484485894.

The spelling of 2265373919 in words is "two billion, two hundred sixty-five million, three hundred seventy-three thousand, nine hundred nineteen".