2920453 has 2 divisors, whose sum is σ = 2920454. Its totient is φ = 2920452.

The previous prime is 2920427. The next prime is 2920457. The reversal of 2920453 is 3540292.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2883204 + 37249 = 1698^2 + 193^2 .

It is a cyclic number.

It is not a de Polignac number, because 2920453 - 2⁹ = 2919941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2920457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1460226 + 1460227.

It is an arithmetic number, because the mean of its divisors is an integer number (1460227).

2^2920453 is an apocalyptic number.

It is an amenable number.

2920453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2920453 is an equidigital number, since it uses as much as digits as its factorization.

2920453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 2920453 is about 1708.9332930223. The cubic root of 2920453 is about 142.9387809091.

The spelling of 2920453 in words is "two million, nine hundred twenty thousand, four hundred fifty-three".