2765453 has 2 divisors, whose sum is σ = 2765454. Its totient is φ = 2765452.

The previous prime is 2765437. The next prime is 2765461. The reversal of 2765453 is 3545672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1646089 + 1119364 = 1283^2 + 1058^2 .

It is a cyclic number.

It is not a de Polignac number, because 2765453 - 2⁴ = 2765437 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2765473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1382726 + 1382727.

It is an arithmetic number, because the mean of its divisors is an integer number (1382727).

2^2765453 is an apocalyptic number.

It is an amenable number.

2765453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2765453 is an equidigital number, since it uses as much as digits as its factorization.

2765453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 32.

The square root of 2765453 is about 1662.9651229055. The cubic root of 2765453 is about 140.3639002379.

The spelling of 2765453 in words is "two million, seven hundred sixty-five thousand, four hundred fifty-three".