126263763 has 6 divisors (see below), whose sum is σ = 182381004. Its totient is φ = 84175836.

The previous prime is 126263749. The next prime is 126263771. The reversal of 126263763 is 367362621.

126263763 is a `hidden beast` number, since 12 + 6 + 2 + 637 + 6 + 3 = 666.

It is not a de Polignac number, because 126263763 - 2⁶ = 126263699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126263783) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7014645 + ... + 7014662.

It is an arithmetic number, because the mean of its divisors is an integer number (30396834).

Almost surely, 2^126263763 is an apocalyptic number.

126263763 is a deficient number, since it is larger than the sum of its proper divisors (56117241).

126263763 is a wasteful number, since it uses less digits than its factorization.

126263763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14029313 (or 14029310 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 126263763 is about 11236.7149558935. The cubic root of 126263763 is about 501.6793704481.

It can be divided in two parts, 1262 and 63763, that added together give a square (65025 = 255²).

The spelling of 126263763 in words is "one hundred twenty-six million, two hundred sixty-three thousand, seven hundred sixty-three".