1143412173637 has 2 divisors, whose sum is σ = 1143412173638. Its totient is φ = 1143412173636.

The previous prime is 1143412173611. The next prime is 1143412173649. The reversal of 1143412173637 is 7363712143411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 831304474081 + 312107699556 = 911759^2 + 558666^2 .

It is a cyclic number.

It is not a de Polignac number, because 1143412173637 - 2¹¹ = 1143412171589 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1143412173593 and 1143412173602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1143412173437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571706086818 + 571706086819.

It is an arithmetic number, because the mean of its divisors is an integer number (571706086819).

Almost surely, 2^{1143412173637} is an apocalyptic number.

It is an amenable number.

1143412173637 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143412173637 is an equidigital number, since it uses as much as digits as its factorization.

1143412173637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 254016, while the sum is 43.

The spelling of 1143412173637 in words is "one trillion, one hundred forty-three billion, four hundred twelve million, one hundred seventy-three thousand, six hundred thirty-seven".