2134806231577 has 2 divisors, whose sum is σ = 2134806231578. Its totient is φ = 2134806231576.

The previous prime is 2134806231559. The next prime is 2134806231629. The reversal of 2134806231577 is 7751326084312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2103744284041 + 31061947536 = 1450429^2 + 176244^2 .

It is a cyclic number.

It is not a de Polignac number, because 2134806231577 - 2¹⁵ = 2134806198809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2134806231577.

It is not a weakly prime, because it can be changed into another prime (2134806231277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067403115788 + 1067403115789.

It is an arithmetic number, because the mean of its divisors is an integer number (1067403115789).

Almost surely, 2^{2134806231577} is an apocalyptic number.

It is an amenable number.

2134806231577 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134806231577 is an equidigital number, since it uses as much as digits as its factorization.

2134806231577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 2134806231577 in words is "two trillion, one hundred thirty-four billion, eight hundred six million, two hundred thirty-one thousand, five hundred seventy-seven".