126461239 has 2 divisors, whose sum is σ = 126461240. Its totient is φ = 126461238.

The previous prime is 126461221. The next prime is 126461263. The reversal of 126461239 is 932164621.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126461239 - 2²¹ = 124364087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126467239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63230619 + 63230620.

It is an arithmetic number, because the mean of its divisors is an integer number (63230620).

Almost surely, 2^126461239 is an apocalyptic number.

126461239 is a deficient number, since it is larger than the sum of its proper divisors (1).

126461239 is an equidigital number, since it uses as much as digits as its factorization.

126461239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 34.

The square root of 126461239 is about 11245.4986105552. The cubic root of 126461239 is about 501.9407756992.

The spelling of 126461239 in words is "one hundred twenty-six million, four hundred sixty-one thousand, two hundred thirty-nine".