127564485 has 8 divisors (see below), whose sum is σ = 204103200. Its totient is φ = 68034384.

The previous prime is 127564483. The next prime is 127564511. The reversal of 127564485 is 584465721.

It is a happy number.

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

It is not a de Polignac number, because 127564485 - 2¹ = 127564483 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127564483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4252135 + ... + 4252164.

It is an arithmetic number, because the mean of its divisors is an integer number (25512900).

Almost surely, 2^127564485 is an apocalyptic number.

127564485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

127564485 is a deficient number, since it is larger than the sum of its proper divisors (76538715).

127564485 is an equidigital number, since it uses as much as digits as its factorization.

127564485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8504307.

The product of its digits is 268800, while the sum is 42.

The square root of 127564485 is about 11294.4448734765. Note that the first 3 decimals coincide. The cubic root of 127564485 is about 503.3961928521.

The spelling of 127564485 in words is "one hundred twenty-seven million, five hundred sixty-four thousand, four hundred eighty-five".