1255034120029 has 2 divisors, whose sum is σ = 1255034120030. Its totient is φ = 1255034120028.

The previous prime is 1255034120027. The next prime is 1255034120047. The reversal of 1255034120029 is 9200214305521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1197934628004 + 57099492025 = 1094502^2 + 238955^2 .

It is a cyclic number.

It is not a de Polignac number, because 1255034120029 - 2¹ = 1255034120027 is a prime.

It is a super-2 number, since 2×1255034120029² (a number of 25 digits) contains 22 as substring.

Together with 1255034120027, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1255034119976 and 1255034120003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1255034120023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627517060014 + 627517060015.

It is an arithmetic number, because the mean of its divisors is an integer number (627517060015).

Almost surely, 2^{1255034120029} is an apocalyptic number.

It is an amenable number.

1255034120029 is a deficient number, since it is larger than the sum of its proper divisors (1).

1255034120029 is an equidigital number, since it uses as much as digits as its factorization.

1255034120029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 1255034120029 in words is "one trillion, two hundred fifty-five billion, thirty-four million, one hundred twenty thousand, twenty-nine".