126530265 has 8 divisors (see below), whose sum is σ = 202448448. Its totient is φ = 67482800.

The previous prime is 126530213. The next prime is 126530311. The reversal of 126530265 is 562035621.

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

It is not a de Polignac number, because 126530265 - 2⁷ = 126530137 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, 4217661 + ... + 4217690.

It is an arithmetic number, because the mean of its divisors is an integer number (25306056).

Almost surely, 2^126530265 is an apocalyptic number.

126530265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126530265 is a deficient number, since it is larger than the sum of its proper divisors (75918183).

126530265 is an equidigital number, since it uses as much as digits as its factorization.

126530265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8435359.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 126530265 is about 11248.5672420980. The cubic root of 126530265 is about 502.0320834190.

Adding to 126530265 its reverse (562035621), we get a palindrome (688565886).

The spelling of 126530265 in words is "one hundred twenty-six million, five hundred thirty thousand, two hundred sixty-five".