2273052491 has 2 divisors, whose sum is σ = 2273052492. Its totient is φ = 2273052490.

The previous prime is 2273052461. The next prime is 2273052497. The reversal of 2273052491 is 1942503722.

It is a happy number.

2273052491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2273052491 - 2²⁶ = 2205943627 is a prime.

It is not a weakly prime, because it can be changed into another prime (2273052497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1136526245 + 1136526246.

It is an arithmetic number, because the mean of its divisors is an integer number (1136526246).

Almost surely, 2^2273052491 is an apocalyptic number.

2273052491 is a deficient number, since it is larger than the sum of its proper divisors (1).

2273052491 is an equidigital number, since it uses as much as digits as its factorization.

2273052491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 2273052491 is about 47676.5402582864. The cubic root of 2273052491 is about 1314.8306568692.

The spelling of 2273052491 in words is "two billion, two hundred seventy-three million, fifty-two thousand, four hundred ninety-one".