133836337 has 2 divisors, whose sum is σ = 133836338. Its totient is φ = 133836336.

The previous prime is 133836317. The next prime is 133836371. The reversal of 133836337 is 733638331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130165281 + 3671056 = 11409^2 + 1916^2 .

It is a cyclic number.

It is not a de Polignac number, because 133836337 - 2¹⁵ = 133803569 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133836296 and 133836305.

It is not a weakly prime, because it can be changed into another prime (133836317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66918168 + 66918169.

It is an arithmetic number, because the mean of its divisors is an integer number (66918169).

Almost surely, 2^133836337 is an apocalyptic number.

It is an amenable number.

133836337 is a deficient number, since it is larger than the sum of its proper divisors (1).

133836337 is an equidigital number, since it uses as much as digits as its factorization.

133836337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 37.

The square root of 133836337 is about 11568.7655780554. The cubic root of 133836337 is about 511.5145761834.

It can be divided in two parts, 1338 and 36337, that added together give a triangular number (37675 = T₂₇₄).

The spelling of 133836337 in words is "one hundred thirty-three million, eight hundred thirty-six thousand, three hundred thirty-seven".