127406433097 has 2 divisors, whose sum is σ = 127406433098. Its totient is φ = 127406433096.

The previous prime is 127406433073. The next prime is 127406433113. The reversal of 127406433097 is 790334604721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117766335241 + 9640097856 = 343171^2 + 98184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-127406433097 is a prime.

It is a super-3 number, since 3×127406433097³ (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 (127406413097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63703216548 + 63703216549.

It is an arithmetic number, because the mean of its divisors is an integer number (63703216549).

Almost surely, 2^127406433097 is an apocalyptic number.

It is an amenable number.

127406433097 is a deficient number, since it is larger than the sum of its proper divisors (1).

127406433097 is an equidigital number, since it uses as much as digits as its factorization.

127406433097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 46.

The spelling of 127406433097 in words is "one hundred twenty-seven billion, four hundred six million, four hundred thirty-three thousand, ninety-seven".