1292347956127 has 2 divisors, whose sum is σ = 1292347956128. Its totient is φ = 1292347956126.

The previous prime is 1292347956091. The next prime is 1292347956167. The reversal of 1292347956127 is 7216597432921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1292347956127 - 2³¹ = 1290200472479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1292347956167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646173978063 + 646173978064.

It is an arithmetic number, because the mean of its divisors is an integer number (646173978064).

Almost surely, 2^{1292347956127} is an apocalyptic number.

1292347956127 is a deficient number, since it is larger than the sum of its proper divisors (1).

1292347956127 is an equidigital number, since it uses as much as digits as its factorization.

1292347956127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11430720, while the sum is 58.

The spelling of 1292347956127 in words is "one trillion, two hundred ninety-two billion, three hundred forty-seven million, nine hundred fifty-six thousand, one hundred twenty-seven".