126028579 has 2 divisors, whose sum is σ = 126028580. Its totient is φ = 126028578.

The previous prime is 126028517. The next prime is 126028601. The reversal of 126028579 is 975820621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126028579 - 2⁷ = 126028451 is a prime.

It is not a weakly prime, because it can be changed into another prime (126028079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63014289 + 63014290.

It is an arithmetic number, because the mean of its divisors is an integer number (63014290).

Almost surely, 2^126028579 is an apocalyptic number.

126028579 is a deficient number, since it is larger than the sum of its proper divisors (1).

126028579 is an equidigital number, since it uses as much as digits as its factorization.

126028579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 126028579 is about 11226.2450979836. The cubic root of 126028579 is about 501.3676940813.

The spelling of 126028579 in words is "one hundred twenty-six million, twenty-eight thousand, five hundred seventy-nine".