126263271 has 16 divisors (see below), whose sum is σ = 170576640. Its totient is φ = 83068800.

The previous prime is 126263243. The next prime is 126263281. The reversal of 126263271 is 172362621.

It is not a de Polignac number, because 126263271 - 2⁵ = 126263239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126263281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123400 + ... + 124418.

It is an arithmetic number, because the mean of its divisors is an integer number (10661040).

Almost surely, 2^126263271 is an apocalyptic number.

126263271 is a deficient number, since it is larger than the sum of its proper divisors (44313369).

126263271 is a wasteful number, since it uses less digits than its factorization.

126263271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526.

The product of its digits is 6048, while the sum is 30.

The square root of 126263271 is about 11236.6930633528. The cubic root of 126263271 is about 501.6787188318.

The spelling of 126263271 in words is "one hundred twenty-six million, two hundred sixty-three thousand, two hundred seventy-one".