127080842249 has 2 divisors, whose sum is σ = 127080842250. Its totient is φ = 127080842248.

The previous prime is 127080842233. The next prime is 127080842267. The reversal of 127080842249 is 942248080721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125234593225 + 1846249024 = 353885^2 + 42968^2 .

It is a cyclic number.

It is not a de Polignac number, because 127080842249 - 2⁴ = 127080842233 is a prime.

It is a super-3 number, since 3×127080842249³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (127080842269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63540421124 + 63540421125.

It is an arithmetic number, because the mean of its divisors is an integer number (63540421125).

Almost surely, 2^127080842249 is an apocalyptic number.

It is an amenable number.

127080842249 is a deficient number, since it is larger than the sum of its proper divisors (1).

127080842249 is an equidigital number, since it uses as much as digits as its factorization.

127080842249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 516096, while the sum is 47.

The spelling of 127080842249 in words is "one hundred twenty-seven billion, eighty million, eight hundred forty-two thousand, two hundred forty-nine".