126494271 has 8 divisors (see below), whose sum is σ = 187398960. Its totient is φ = 84329496.

The previous prime is 126494243. The next prime is 126494279. The reversal of 126494271 is 172494621.

It is a happy number.

126494271 is a `hidden beast` number, since 1 + 2 + 649 + 4 + 2 + 7 + 1 = 666.

It is not a de Polignac number, because 126494271 - 2¹⁷ = 126363199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126494279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2342460 + ... + 2342513.

It is an arithmetic number, because the mean of its divisors is an integer number (23424870).

Almost surely, 2^126494271 is an apocalyptic number.

126494271 is a deficient number, since it is larger than the sum of its proper divisors (60904689).

126494271 is an equidigital number, since it uses as much as digits as its factorization.

126494271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4684982 (or 4684976 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 126494271 is about 11246.9671912031. The cubic root of 126494271 is about 501.9844746340.

The spelling of 126494271 in words is "one hundred twenty-six million, four hundred ninety-four thousand, two hundred seventy-one".