2515453 has 2 divisors, whose sum is σ = 2515454. Its totient is φ = 2515452.

The previous prime is 2515451. The next prime is 2515477. The reversal of 2515453 is 3545152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2424249 + 91204 = 1557^2 + 302^2 .

It is a cyclic number.

It is not a de Polignac number, because 2515453 - 2¹ = 2515451 is a prime.

Together with 2515451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2515451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1257726 + 1257727.

It is an arithmetic number, because the mean of its divisors is an integer number (1257727).

2^2515453 is an apocalyptic number.

It is an amenable number.

2515453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2515453 is an equidigital number, since it uses as much as digits as its factorization.

2515453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3000, while the sum is 25.

The square root of 2515453 is about 1586.0179696334. The cubic root of 2515453 is about 135.9999459342. Note that the first 4 decimals are identical.

It can be divided in two parts, 2515 and 453, that multiplied together give a triangular number (1139295 = T₁₅₀₉).

The spelling of 2515453 in words is "two million, five hundred fifteen thousand, four hundred fifty-three".