2445451 has 2 divisors, whose sum is σ = 2445452. Its totient is φ = 2445450.

The previous prime is 2445437. The next prime is 2445461. The reversal of 2445451 is 1545442.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2445451 - 2⁵ = 2445419 is a prime.

2445451 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2445461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1222725 + 1222726.

It is an arithmetic number, because the mean of its divisors is an integer number (1222726).

2^2445451 is an apocalyptic number.

2445451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2445451 is an equidigital number, since it uses as much as digits as its factorization.

2445451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3200, while the sum is 25.

The square root of 2445451 is about 1563.7937843591. The cubic root of 2445451 is about 134.7264878437.

Subtracting from 2445451 its reverse (1545442), we obtain a palindrome (900009).

The spelling of 2445451 in words is "two million, four hundred forty-five thousand, four hundred fifty-one".