127344099461 has 2 divisors, whose sum is σ = 127344099462. Its totient is φ = 127344099460.

The previous prime is 127344099433. The next prime is 127344099479. The reversal of 127344099461 is 164990443721.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122731108900 + 4612990561 = 350330^2 + 67919^2 .

It is an emirp because it is prime and its reverse (164990443721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 127344099461 - 2¹⁰ = 127344098437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127344099401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63672049730 + 63672049731.

It is an arithmetic number, because the mean of its divisors is an integer number (63672049731).

Almost surely, 2^127344099461 is an apocalyptic number.

It is an amenable number.

127344099461 is a deficient number, since it is larger than the sum of its proper divisors (1).

127344099461 is an equidigital number, since it uses as much as digits as its factorization.

127344099461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 127344099461 in words is "one hundred twenty-seven billion, three hundred forty-four million, ninety-nine thousand, four hundred sixty-one".