126802863 has 12 divisors (see below), whose sum is σ = 199810728. Its totient is φ = 76850160.

The previous prime is 126802849. The next prime is 126802883. The reversal of 126802863 is 368208621.

It is not a de Polignac number, because 126802863 - 2⁵ = 126802831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126802883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 640320 + ... + 640517.

It is an arithmetic number, because the mean of its divisors is an integer number (16650894).

Almost surely, 2^126802863 is an apocalyptic number.

126802863 is a deficient number, since it is larger than the sum of its proper divisors (73007865).

126802863 is a wasteful number, since it uses less digits than its factorization.

126802863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280854 (or 1280851 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 126802863 is about 11260.6777327122. The cubic root of 126802863 is about 502.3923523772.

The spelling of 126802863 in words is "one hundred twenty-six million, eight hundred two thousand, eight hundred sixty-three".