126533265 has 8 divisors (see below), whose sum is σ = 202453248. Its totient is φ = 67484400.

The previous prime is 126533233. The next prime is 126533279. The reversal of 126533265 is 562335621.

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

It is not a de Polignac number, because 126533265 - 2⁵ = 126533233 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4217761 + ... + 4217790.

It is an arithmetic number, because the mean of its divisors is an integer number (25306656).

Almost surely, 2^126533265 is an apocalyptic number.

126533265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126533265 is a deficient number, since it is larger than the sum of its proper divisors (75919983).

126533265 is an equidigital number, since it uses as much as digits as its factorization.

126533265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8435559.

The product of its digits is 32400, while the sum is 33.

The square root of 126533265 is about 11248.7005916239. The cubic root of 126533265 is about 502.0360510715.

Adding to 126533265 its reverse (562335621), we get a palindrome (688868886).

The spelling of 126533265 in words is "one hundred twenty-six million, five hundred thirty-three thousand, two hundred sixty-five".