127418042 has 8 divisors (see below), whose sum is σ = 194733396. Its totient is φ = 62506912.

The previous prime is 127418041. The next prime is 127418089. The reversal of 127418042 is 240814721.

It can be written as a sum of positive squares in 2 ways, for example, as 100180081 + 27237961 = 10009^2 + 5219^2 .

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

It is a super-2 number, since 2×127418042² = 32470714854227528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 127417996 and 127418014.

It is not an unprimeable number, because it can be changed into a prime (127418041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 600923 + ... + 601134.

Almost surely, 2^127418042 is an apocalyptic number.

127418042 is a deficient number, since it is larger than the sum of its proper divisors (67315354).

127418042 is a wasteful number, since it uses less digits than its factorization.

127418042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202112.

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 127418042 is about 11287.9600459959. The cubic root of 127418042 is about 503.2034875020.

The spelling of 127418042 in words is "one hundred twenty-seven million, four hundred eighteen thousand, forty-two".