2520451 has 2 divisors, whose sum is σ = 2520452. Its totient is φ = 2520450.

The previous prime is 2520443. The next prime is 2520457. The reversal of 2520451 is 1540252.

2520451 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 2520451 - 2³ = 2520443 is a prime.

It is not a weakly prime, because it can be changed into another prime (2520457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260225 + 1260226.

It is an arithmetic number, because the mean of its divisors is an integer number (1260226).

2^2520451 is an apocalyptic number.

2520451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520451 is an equidigital number, since it uses as much as digits as its factorization.

2520451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 2520451 is about 1587.5928319314. The cubic root of 2520451 is about 136.0899599447.

The spelling of 2520451 in words is "two million, five hundred twenty thousand, four hundred fifty-one".