1144482457 has 2 divisors, whose sum is σ = 1144482458. Its totient is φ = 1144482456.

The previous prime is 1144482407. The next prime is 1144482467. The reversal of 1144482457 is 7542844411.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1111488921 + 32993536 = 33339^2 + 5744^2 .

It is a cyclic number.

It is not a de Polignac number, because 1144482457 - 2⁷ = 1144482329 is a prime.

It is not a weakly prime, because it can be changed into another prime (1144482407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572241228 + 572241229.

It is an arithmetic number, because the mean of its divisors is an integer number (572241229).

Almost surely, 2^1144482457 is an apocalyptic number.

It is an amenable number.

1144482457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144482457 is an equidigital number, since it uses as much as digits as its factorization.

1144482457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 143360, while the sum is 40.

The square root of 1144482457 is about 33830.2003689012. The cubic root of 1144482457 is about 1046.0113091600.

The spelling of 1144482457 in words is "one billion, one hundred forty-four million, four hundred eighty-two thousand, four hundred fifty-seven".