1356127265929 has 2 divisors, whose sum is σ = 1356127265930. Its totient is φ = 1356127265928.

The previous prime is 1356127265893. The next prime is 1356127265951. The reversal of 1356127265929 is 9295627216531.

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., 1341612558400 + 14514707529 = 1158280^2 + 120477^2 .

It is a cyclic number.

It is not a de Polignac number, because 1356127265929 - 2⁹ = 1356127265417 is a prime.

It is a super-2 number, since 2×1356127265929² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1356127265429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678063632964 + 678063632965.

It is an arithmetic number, because the mean of its divisors is an integer number (678063632965).

Almost surely, 2^{1356127265929} is an apocalyptic number.

It is an amenable number.

1356127265929 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356127265929 is an equidigital number, since it uses as much as digits as its factorization.

1356127265929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12247200, while the sum is 58.

The spelling of 1356127265929 in words is "one trillion, three hundred fifty-six billion, one hundred twenty-seven million, two hundred sixty-five thousand, nine hundred twenty-nine".