1044115157 has 2 divisors, whose sum is σ = 1044115158. Its totient is φ = 1044115156.

The previous prime is 1044115147. The next prime is 1044115201. The reversal of 1044115157 is 7515114401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1017992836 + 26122321 = 31906^2 + 5111^2 .

It is a cyclic number.

It is not a de Polignac number, because 1044115157 - 2⁸ = 1044114901 is a prime.

It is a super-2 number, since 2×1044115157² = 2180352922154269298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1044115147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522057578 + 522057579.

It is an arithmetic number, because the mean of its divisors is an integer number (522057579).

Almost surely, 2^1044115157 is an apocalyptic number.

It is an amenable number.

1044115157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044115157 is an equidigital number, since it uses as much as digits as its factorization.

1044115157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2800, while the sum is 29.

The square root of 1044115157 is about 32312.7708035074. The cubic root of 1044115157 is about 1014.4939624465.

Adding to 1044115157 its reverse (7515114401), we get a palindrome (8559229558).

The spelling of 1044115157 in words is "one billion, forty-four million, one hundred fifteen thousand, one hundred fifty-seven".