1044177149 has 2 divisors, whose sum is σ = 1044177150. Its totient is φ = 1044177148.

The previous prime is 1044177143. The next prime is 1044177157. The reversal of 1044177149 is 9417714401.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 921122500 + 123054649 = 30350^2 + 11093^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1044177149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1044177143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522088574 + 522088575.

It is an arithmetic number, because the mean of its divisors is an integer number (522088575).

Almost surely, 2^1044177149 is an apocalyptic number.

It is an amenable number.

1044177149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044177149 is an equidigital number, since it uses as much as digits as its factorization.

1044177149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 1044177149 is about 32313.7300384836. The cubic root of 1044177149 is about 1014.5140398184.

The spelling of 1044177149 in words is "one billion, forty-four million, one hundred seventy-seven thousand, one hundred forty-nine".