1270929239623 has 2 divisors, whose sum is σ = 1270929239624. Its totient is φ = 1270929239622.

The previous prime is 1270929239563. The next prime is 1270929239663. The reversal of 1270929239623 is 3269329290721.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1270929239623 is a prime.

It is a super-2 number, since 2×1270929239623² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1270929239663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 635464619811 + 635464619812.

It is an arithmetic number, because the mean of its divisors is an integer number (635464619812).

Almost surely, 2^{1270929239623} is an apocalyptic number.

1270929239623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1270929239623 is an equidigital number, since it uses as much as digits as its factorization.

1270929239623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4408992, while the sum is 55.

The spelling of 1270929239623 in words is "one trillion, two hundred seventy billion, nine hundred twenty-nine million, two hundred thirty-nine thousand, six hundred twenty-three".