126038291 has 2 divisors, whose sum is σ = 126038292. Its totient is φ = 126038290.

The previous prime is 126038287. The next prime is 126038303. The reversal of 126038291 is 192830621.

It is a weak prime.

It is an emirp because it is prime and its reverse (192830621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126038291 - 2² = 126038287 is a prime.

It is not a weakly prime, because it can be changed into another prime (126038251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63019145 + 63019146.

It is an arithmetic number, because the mean of its divisors is an integer number (63019146).

Almost surely, 2^126038291 is an apocalyptic number.

126038291 is a deficient number, since it is larger than the sum of its proper divisors (1).

126038291 is an equidigital number, since it uses as much as digits as its factorization.

126038291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 126038291 is about 11226.6776474610. The cubic root of 126038291 is about 501.3805725305.

The spelling of 126038291 in words is "one hundred twenty-six million, thirty-eight thousand, two hundred ninety-one".