126265773 has 32 divisors (see below), whose sum is σ = 183738240. Its totient is φ = 76861440.

The previous prime is 126265751. The next prime is 126265787. The reversal of 126265773 is 377562621.

It is not a de Polignac number, because 126265773 - 2¹² = 126261677 is a prime.

It is a super-3 number, since 3×126265773³ (a number of 25 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126265703) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 226411 + ... + 226967.

It is an arithmetic number, because the mean of its divisors is an integer number (5741820).

Almost surely, 2^126265773 is an apocalyptic number.

It is an amenable number.

126265773 is a deficient number, since it is larger than the sum of its proper divisors (57472467).

126265773 is a wasteful number, since it uses less digits than its factorization.

126265773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717.

The product of its digits is 105840, while the sum is 39.

The square root of 126265773 is about 11236.8043944887. The cubic root of 126265773 is about 501.6820325214.

The spelling of 126265773 in words is "one hundred twenty-six million, two hundred sixty-five thousand, seven hundred seventy-three".