997414127 has 2 divisors, whose sum is σ = 997414128. Its totient is φ = 997414126.

The previous prime is 997414079. The next prime is 997414141. The reversal of 997414127 is 721414799.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 997414127 - 2¹² = 997410031 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (997414147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498707063 + 498707064.

It is an arithmetic number, because the mean of its divisors is an integer number (498707064).

Almost surely, 2^997414127 is an apocalyptic number.

997414127 is a deficient number, since it is larger than the sum of its proper divisors (1).

997414127 is an equidigital number, since it uses as much as digits as its factorization.

997414127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 44.

The square root of 997414127 is about 31581.8638936970. The cubic root of 997414127 is about 999.1372982931.

The spelling of 997414127 in words is "nine hundred ninety-seven million, four hundred fourteen thousand, one hundred twenty-seven".