127341491 has 2 divisors, whose sum is σ = 127341492. Its totient is φ = 127341490.

The previous prime is 127341481. The next prime is 127341527. The reversal of 127341491 is 194143721.

It is a weak prime.

It is an emirp because it is prime and its reverse (194143721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 127341491 - 2²² = 123147187 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (127341421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63670745 + 63670746.

It is an arithmetic number, because the mean of its divisors is an integer number (63670746).

Almost surely, 2^127341491 is an apocalyptic number.

127341491 is a deficient number, since it is larger than the sum of its proper divisors (1).

127341491 is an equidigital number, since it uses as much as digits as its factorization.

127341491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 127341491 is about 11284.5687112977. The cubic root of 127341491 is about 503.1026947456.

The spelling of 127341491 in words is "one hundred twenty-seven million, three hundred forty-one thousand, four hundred ninety-one".