18852077 has 2 divisors, whose sum is σ = 18852078. Its totient is φ = 18852076.

The previous prime is 18851969. The next prime is 18852083. The reversal of 18852077 is 77025881.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10666756 + 8185321 = 3266^2 + 2861^2 .

It is a cyclic number.

It is not a de Polignac number, because 18852077 - 2²⁰ = 17803501 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 18852077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18852377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9426038 + 9426039.

It is an arithmetic number, because the mean of its divisors is an integer number (9426039).

Almost surely, 2^18852077 is an apocalyptic number.

It is an amenable number.

18852077 is a deficient number, since it is larger than the sum of its proper divisors (1).

18852077 is an equidigital number, since it uses as much as digits as its factorization.

18852077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31360, while the sum is 38.

The square root of 18852077 is about 4341.8978569285. The cubic root of 18852077 is about 266.1458722769.

The spelling of 18852077 in words is "eighteen million, eight hundred fifty-two thousand, seventy-seven".