1044542357 has 2 divisors, whose sum is σ = 1044542358. Its totient is φ = 1044542356.

The previous prime is 1044542311. The next prime is 1044542377. The reversal of 1044542357 is 7532454401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 838160401 + 206381956 = 28951^2 + 14366^2 .

It is a cyclic number.

It is not a de Polignac number, because 1044542357 - 2⁶ = 1044542293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1044542377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522271178 + 522271179.

It is an arithmetic number, because the mean of its divisors is an integer number (522271179).

Almost surely, 2^1044542357 is an apocalyptic number.

It is an amenable number.

1044542357 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044542357 is an equidigital number, since it uses as much as digits as its factorization.

1044542357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 35.

The square root of 1044542357 is about 32319.3805169592. The cubic root of 1044542357 is about 1014.6323037408.

Adding to 1044542357 its reverse (7532454401), we get a palindrome (8576996758).

The spelling of 1044542357 in words is "one billion, forty-four million, five hundred forty-two thousand, three hundred fifty-seven".