126263851 has 8 divisors (see below), whose sum is σ = 144426240. Its totient is φ = 108132648.

The previous prime is 126263831. The next prime is 126263897. The reversal of 126263851 is 158362621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 126263851 - 2¹³ = 126255659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126263821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1650 + ... + 15976.

It is an arithmetic number, because the mean of its divisors is an integer number (18053280).

Almost surely, 2^126263851 is an apocalyptic number.

126263851 is a deficient number, since it is larger than the sum of its proper divisors (18162389).

126263851 is a wasteful number, since it uses less digits than its factorization.

126263851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15593.

The product of its digits is 17280, while the sum is 34.

The square root of 126263851 is about 11236.7188716280. The cubic root of 126263851 is about 501.6794869971.

The spelling of 126263851 in words is "one hundred twenty-six million, two hundred sixty-three thousand, eight hundred fifty-one".