4887194069 has 2 divisors, whose sum is σ = 4887194070. Its totient is φ = 4887194068.

The previous prime is 4887194047. The next prime is 4887194083. The reversal of 4887194069 is 9604917884.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4506436900 + 380757169 = 67130^2 + 19513^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4887194069 is a prime.

It is a super-2 number, since 2×4887194069² = 47769331736137553522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4887194029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2443597034 + 2443597035.

It is an arithmetic number, because the mean of its divisors is an integer number (2443597035).

Almost surely, 2^4887194069 is an apocalyptic number.

It is an amenable number.

4887194069 is a deficient number, since it is larger than the sum of its proper divisors (1).

4887194069 is an equidigital number, since it uses as much as digits as its factorization.

4887194069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3483648, while the sum is 56.

The square root of 4887194069 is about 69908.4692222623. The cubic root of 4887194069 is about 1697.0183107390.

The spelling of 4887194069 in words is "four billion, eight hundred eighty-seven million, one hundred ninety-four thousand, sixty-nine".