126022505 has 16 divisors (see below), whose sum is σ = 173214720. Its totient is φ = 86223552.

The previous prime is 126022453. The next prime is 126022537. The reversal of 126022505 is 505220621.

It is a cyclic number.

It is not a de Polignac number, because 126022505 - 2¹⁰ = 126021481 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13007 + ... + 20523.

It is an arithmetic number, because the mean of its divisors is an integer number (10825920).

Almost surely, 2^126022505 is an apocalyptic number.

It is an amenable number.

126022505 is a deficient number, since it is larger than the sum of its proper divisors (47192215).

126022505 is an equidigital number, since it uses as much as digits as its factorization.

126022505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8008.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 126022505 is about 11225.9745679384. The cubic root of 126022505 is about 501.3596394101.

The spelling of 126022505 in words is "one hundred twenty-six million, twenty-two thousand, five hundred five".