133386224537 has 2 divisors, whose sum is σ = 133386224538. Its totient is φ = 133386224536.

The previous prime is 133386224467. The next prime is 133386224557. The reversal of 133386224537 is 735422683331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83183789056 + 50202435481 = 288416^2 + 224059^2 .

It is a cyclic number.

It is not a de Polignac number, because 133386224537 - 2²⁶ = 133319115673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133386224491 and 133386224500.

It is not a weakly prime, because it can be changed into another prime (133386224557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66693112268 + 66693112269.

It is an arithmetic number, because the mean of its divisors is an integer number (66693112269).

Almost surely, 2^133386224537 is an apocalyptic number.

It is an amenable number.

133386224537 is a deficient number, since it is larger than the sum of its proper divisors (1).

133386224537 is an equidigital number, since it uses as much as digits as its factorization.

133386224537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 47.

The spelling of 133386224537 in words is "one hundred thirty-three billion, three hundred eighty-six million, two hundred twenty-four thousand, five hundred thirty-seven".