69140233 has 2 divisors, whose sum is σ = 69140234. Its totient is φ = 69140232.

The previous prime is 69140213. The next prime is 69140237. The reversal of 69140233 is 33204196.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48818169 + 20322064 = 6987^2 + 4508^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-69140233 is a prime.

It is not a weakly prime, because it can be changed into another prime (69140237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34570116 + 34570117.

It is an arithmetic number, because the mean of its divisors is an integer number (34570117).

Almost surely, 2^69140233 is an apocalyptic number.

It is an amenable number.

69140233 is a deficient number, since it is larger than the sum of its proper divisors (1).

69140233 is an equidigital number, since it uses as much as digits as its factorization.

69140233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 69140233 is about 8315.0606131284. The cubic root of 69140233 is about 410.4342672117.

The spelling of 69140233 in words is "sixty-nine million, one hundred forty thousand, two hundred thirty-three".