127016506 has 8 divisors (see below), whose sum is σ = 190600020. Its totient is φ = 63483168.

The previous prime is 127016497. The next prime is 127016509. The reversal of 127016506 is 605610721.

It can be written as a sum of positive squares in 2 ways, for example, as 126900225 + 116281 = 11265^2 + 341^2 .

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

It is a super-2 number, since 2×127016506² = 32266385592896072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (127016509) 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, 5401 + ... + 16828.

Almost surely, 2^127016506 is an apocalyptic number.

127016506 is a deficient number, since it is larger than the sum of its proper divisors (63583514).

127016506 is a wasteful number, since it uses less digits than its factorization.

127016506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25088.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 127016506 is about 11270.1599811183. The cubic root of 127016506 is about 502.6743449222.

The spelling of 127016506 in words is "one hundred twenty-seven million, sixteen thousand, five hundred six".