4189180493 has 2 divisors, whose sum is σ = 4189180494. Its totient is φ = 4189180492.

The previous prime is 4189180483. The next prime is 4189180507. The reversal of 4189180493 is 3940819814.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4159347049 + 29833444 = 64493^2 + 5462^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4189180493 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4189180483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2094590246 + 2094590247.

It is an arithmetic number, because the mean of its divisors is an integer number (2094590247).

Almost surely, 2^4189180493 is an apocalyptic number.

It is an amenable number.

4189180493 is a deficient number, since it is larger than the sum of its proper divisors (1).

4189180493 is an equidigital number, since it uses as much as digits as its factorization.

4189180493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 47.

The square root of 4189180493 is about 64723.8788469912. The cubic root of 4189180493 is about 1612.0420179482.

The spelling of 4189180493 in words is "four billion, one hundred eighty-nine million, one hundred eighty thousand, four hundred ninety-three".