127313478 has 16 divisors (see below), whose sum is σ = 282918960. Its totient is φ = 42437808.

The previous prime is 127313453. The next prime is 127313491. The reversal of 127313478 is 874313721.

It is a congruent number.

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, 1178775 + ... + 1178882.

It is an arithmetic number, because the mean of its divisors is an integer number (17682435).

Almost surely, 2^127313478 is an apocalyptic number.

127313478 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

127313478 is an abundant number, since it is smaller than the sum of its proper divisors (155605482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

127313478 is a wasteful number, since it uses less digits than its factorization.

127313478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2357668 (or 2357662 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 127313478 is about 11283.3274347597. The cubic root of 127313478 is about 503.0658006450.

The spelling of 127313478 in words is "one hundred twenty-seven million, three hundred thirteen thousand, four hundred seventy-eight".