126206463 has 16 divisors (see below), whose sum is σ = 174739680. Its totient is φ = 80927616.

The previous prime is 126206447. The next prime is 126206467. The reversal of 126206463 is 364602621.

It is not a de Polignac number, because 126206463 - 2⁴ = 126206447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126206463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126206467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21481 + ... + 26717.

It is an arithmetic number, because the mean of its divisors is an integer number (10921230).

Almost surely, 2^126206463 is an apocalyptic number.

126206463 is a deficient number, since it is larger than the sum of its proper divisors (48533217).

126206463 is a wasteful number, since it uses less digits than its factorization.

126206463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5546.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 126206463 is about 11234.1649889967. The cubic root of 126206463 is about 501.6034696068.

The spelling of 126206463 in words is "one hundred twenty-six million, two hundred six thousand, four hundred sixty-three".