1474431449 has 2 divisors, whose sum is σ = 1474431450. Its totient is φ = 1474431448.

The previous prime is 1474431379. The next prime is 1474431461. The reversal of 1474431449 is 9441344741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 743107600 + 731323849 = 27260^2 + 27043^2 .

It is a cyclic number.

It is not a de Polignac number, because 1474431449 - 2⁸ = 1474431193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1474431149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 737215724 + 737215725.

It is an arithmetic number, because the mean of its divisors is an integer number (737215725).

Almost surely, 2^1474431449 is an apocalyptic number.

It is an amenable number.

1474431449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1474431449 is an equidigital number, since it uses as much as digits as its factorization.

1474431449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 41.

The square root of 1474431449 is about 38398.3261223715. The cubic root of 1474431449 is about 1138.1727805069.

The spelling of 1474431449 in words is "one billion, four hundred seventy-four million, four hundred thirty-one thousand, four hundred forty-nine".