126044057 has 2 divisors, whose sum is σ = 126044058. Its totient is φ = 126044056.

The previous prime is 126044053. The next prime is 126044111. The reversal of 126044057 is 750440621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72403081 + 53640976 = 8509^2 + 7324^2 .

It is a cyclic number.

It is not a de Polignac number, because 126044057 - 2² = 126044053 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (126044053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63022028 + 63022029.

It is an arithmetic number, because the mean of its divisors is an integer number (63022029).

Almost surely, 2^126044057 is an apocalyptic number.

It is an amenable number.

126044057 is a deficient number, since it is larger than the sum of its proper divisors (1).

126044057 is an equidigital number, since it uses as much as digits as its factorization.

126044057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 126044057 is about 11226.9344435603. The cubic root of 126044057 is about 501.3882181338.

Adding to 126044057 its reverse (750440621), we get a palindrome (876484678).

It can be divided in two parts, 12604 and 4057, that added together give a palindrome (16661).

The spelling of 126044057 in words is "one hundred twenty-six million, forty-four thousand, fifty-seven".