127725263 has 4 divisors (see below), whose sum is σ = 128330808. Its totient is φ = 127119720.

The previous prime is 127725259. The next prime is 127725331. The reversal of 127725263 is 362527721.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 362527721 = 443 ⋅818347.

It is a cyclic number.

It is not a de Polignac number, because 127725263 - 2² = 127725259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127725203) 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 3 ways as a sum of consecutive naturals, for example, 302456 + ... + 302877.

It is an arithmetic number, because the mean of its divisors is an integer number (32082702).

Almost surely, 2^127725263 is an apocalyptic number.

127725263 is a deficient number, since it is larger than the sum of its proper divisors (605545).

127725263 is an equidigital number, since it uses as much as digits as its factorization.

127725263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605544.

The product of its digits is 35280, while the sum is 35.

The square root of 127725263 is about 11301.5602020252. The cubic root of 127725263 is about 503.6075919581.

The spelling of 127725263 in words is "one hundred twenty-seven million, seven hundred twenty-five thousand, two hundred sixty-three".