1044157 has 6 divisors (see below), whose sum is σ = 1109498. Its totient is φ = 982464.

The previous prime is 1044149. The next prime is 1044161. The reversal of 1044157 is 7514401.

It can be written as a sum of positive squares in 3 ways, for example, as 95481 + 948676 = 309^2 + 974^2 .

It is not a de Polignac number, because 1044157 - 2³ = 1044149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044167) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1518 + ... + 2095.

2^1044157 is an apocalyptic number.

1044157 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1044157 is a deficient number, since it is larger than the sum of its proper divisors (65341).

1044157 is an equidigital number, since it uses as much as digits as its factorization.

1044157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3647 (or 3630 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 1044157 is about 1021.8400070461. The cubic root of 1044157 is about 101.4507514242.

Adding to 1044157 its reverse (7514401), we get a palindrome (8558558).

The spelling of 1044157 in words is "one million, forty-four thousand, one hundred fifty-seven".