5618005451237 has 2 divisors, whose sum is σ = 5618005451238. Its totient is φ = 5618005451236.

The previous prime is 5618005451221. The next prime is 5618005451251. The reversal of 5618005451237 is 7321545008165.

5618005451237 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5436353896801 + 181651554436 = 2331599^2 + 426206^2 .

It is a cyclic number.

It is not a de Polignac number, because 5618005451237 - 2⁴ = 5618005451221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5618005451191 and 5618005451200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5618005451257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2809002725618 + 2809002725619.

It is an arithmetic number, because the mean of its divisors is an integer number (2809002725619).

Almost surely, 2^{5618005451237} is an apocalyptic number.

It is an amenable number.

5618005451237 is a deficient number, since it is larger than the sum of its proper divisors (1).

5618005451237 is an equidigital number, since it uses as much as digits as its factorization.

5618005451237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008000, while the sum is 47.

The spelling of 5618005451237 in words is "five trillion, six hundred eighteen billion, five million, four hundred fifty-one thousand, two hundred thirty-seven".