126266265 has 24 divisors (see below), whose sum is σ = 224202888. Its totient is φ = 65698560.

The previous prime is 126266263. The next prime is 126266269. The reversal of 126266265 is 562662621.

126266265 is a `hidden beast` number, since 1 + 2 + 6 + 26 + 626 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 915849 + 125350416 = 957^2 + 11196^2 .

It is not a de Polignac number, because 126266265 - 2¹ = 126266263 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (126266263) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32374 + ... + 36063.

It is an arithmetic number, because the mean of its divisors is an integer number (9341787).

Almost surely, 2^126266265 is an apocalyptic number.

126266265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126266265 is a deficient number, since it is larger than the sum of its proper divisors (97936623).

126266265 is a wasteful number, since it uses less digits than its factorization.

126266265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68489 (or 68486 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 126266265 is about 11236.8262868125. The cubic root of 126266265 is about 501.6826841290.

The spelling of 126266265 in words is "one hundred twenty-six million, two hundred sixty-six thousand, two hundred sixty-five".