4149451 has 2 divisors, whose sum is σ = 4149452. Its totient is φ = 4149450.

The previous prime is 4149437. The next prime is 4149469. The reversal of 4149451 is 1549414.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4149451 - 2¹⁷ = 4018379 is a prime.

It is not a weakly prime, because it can be changed into another prime (4149401) 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, 2074725 + 2074726.

It is an arithmetic number, because the mean of its divisors is an integer number (2074726).

Almost surely, 2^4149451 is an apocalyptic number.

4149451 is a deficient number, since it is larger than the sum of its proper divisors (1).

4149451 is an equidigital number, since it uses as much as digits as its factorization.

4149451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 28.

The square root of 4149451 is about 2037.0201275392. The cubic root of 4149451 is about 160.6929709252.

The spelling of 4149451 in words is "four million, one hundred forty-nine thousand, four hundred fifty-one".