127052417 has 4 divisors (see below), whose sum is σ = 127098180. Its totient is φ = 127006656.

The previous prime is 127052383. The next prime is 127052423. The reversal of 127052417 is 714250721.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 23338561 + 103713856 = 4831^2 + 10184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-127052417 is a prime.

It is a super-2 number, since 2×127052417² = 32284633331083778, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 127052417.

It is not an unprimeable number, because it can be changed into a prime (127052017) 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, 18428 + ... + 24365.

It is an arithmetic number, because the mean of its divisors is an integer number (31774545).

Almost surely, 2^127052417 is an apocalyptic number.

It is an amenable number.

127052417 is a deficient number, since it is larger than the sum of its proper divisors (45763).

127052417 is an equidigital number, since it uses as much as digits as its factorization.

127052417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45762.

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 127052417 is about 11271.7530579764. The cubic root of 127052417 is about 502.7217136672.

The spelling of 127052417 in words is "one hundred twenty-seven million, fifty-two thousand, four hundred seventeen".