92139211 has 2 divisors, whose sum is σ = 92139212. Its totient is φ = 92139210.

The previous prime is 92139199. The next prime is 92139217. The reversal of 92139211 is 11293129.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 92139211 - 2⁷ = 92139083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 92139211.

It is not a weakly prime, because it can be changed into another prime (92139217) 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, 46069605 + 46069606.

It is an arithmetic number, because the mean of its divisors is an integer number (46069606).

Almost surely, 2^92139211 is an apocalyptic number.

92139211 is a deficient number, since it is larger than the sum of its proper divisors (1).

92139211 is an equidigital number, since it uses as much as digits as its factorization.

92139211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 28.

The square root of 92139211 is about 9598.9171785155. The cubic root of 92139211 is about 451.6633274233.

It can be divided in two parts, 921392 and 11, that added together give a triangular number (921403 = T₁₃₅₇).

The spelling of 92139211 in words is "ninety-two million, one hundred thirty-nine thousand, two hundred eleven".