8138602333 has 2 divisors, whose sum is σ = 8138602334. Its totient is φ = 8138602332.

The previous prime is 8138602309. The next prime is 8138602361. The reversal of 8138602333 is 3332068318.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7709366809 + 429235524 = 87803^2 + 20718^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8138602333 is a prime.

It is a super-3 number, since 3×8138602333³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8138602292 and 8138602301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8138605333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4069301166 + 4069301167.

It is an arithmetic number, because the mean of its divisors is an integer number (4069301167).

Almost surely, 2^8138602333 is an apocalyptic number.

It is an amenable number.

8138602333 is a deficient number, since it is larger than the sum of its proper divisors (1).

8138602333 is an equidigital number, since it uses as much as digits as its factorization.

8138602333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 8138602333 is about 90214.2025016017. The cubic root of 8138602333 is about 2011.4841256305.

The spelling of 8138602333 in words is "eight billion, one hundred thirty-eight million, six hundred two thousand, three hundred thirty-three".