1137806555429 has 2 divisors, whose sum is σ = 1137806555430. Its totient is φ = 1137806555428.

The previous prime is 1137806555383. The next prime is 1137806555437. The reversal of 1137806555429 is 9245556087311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 712037255329 + 425769300100 = 843823^2 + 652510^2 .

It is a cyclic number.

It is not a de Polignac number, because 1137806555429 - 2³⁶ = 1069087078693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1137806555449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568903277714 + 568903277715.

It is an arithmetic number, because the mean of its divisors is an integer number (568903277715).

It is a 1-persistent number, because it is pandigital, but 2⋅1137806555429 = 2275613110858 is not.

Almost surely, 2^{1137806555429} is an apocalyptic number.

It is an amenable number.

1137806555429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1137806555429 is an equidigital number, since it uses as much as digits as its factorization.

1137806555429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072000, while the sum is 56.

The spelling of 1137806555429 in words is "one trillion, one hundred thirty-seven billion, eight hundred six million, five hundred fifty-five thousand, four hundred twenty-nine".