127590961 has 2 divisors, whose sum is σ = 127590962. Its totient is φ = 127590960.

The previous prime is 127590937. The next prime is 127590971. The reversal of 127590961 is 169095721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83448225 + 44142736 = 9135^2 + 6644^2 .

It is a cyclic number.

It is not a de Polignac number, because 127590961 - 2⁵ = 127590929 is a prime.

It is a super-3 number, since 3×127590961³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (127590971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63795480 + 63795481.

It is an arithmetic number, because the mean of its divisors is an integer number (63795481).

Almost surely, 2^127590961 is an apocalyptic number.

It is an amenable number.

127590961 is a deficient number, since it is larger than the sum of its proper divisors (1).

127590961 is an equidigital number, since it uses as much as digits as its factorization.

127590961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 40.

The square root of 127590961 is about 11295.6168932910. The cubic root of 127590961 is about 503.4310170579.

The spelling of 127590961 in words is "one hundred twenty-seven million, five hundred ninety thousand, nine hundred sixty-one".