1885005113 has 2 divisors, whose sum is σ = 1885005114. Its totient is φ = 1885005112.

The previous prime is 1885005107. The next prime is 1885005139. The reversal of 1885005113 is 3115005881.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1877315584 + 7689529 = 43328^2 + 2773^2 .

It is a cyclic number.

It is not a de Polignac number, because 1885005113 - 2¹⁸ = 1884742969 is a prime.

It is a super-2 number, since 2×1885005113² = 7106488552072285538, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1885005113.

It is not a weakly prime, because it can be changed into another prime (1885005173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 942502556 + 942502557.

It is an arithmetic number, because the mean of its divisors is an integer number (942502557).

Almost surely, 2^1885005113 is an apocalyptic number.

It is an amenable number.

1885005113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1885005113 is an equidigital number, since it uses as much as digits as its factorization.

1885005113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 32.

The square root of 1885005113 is about 43416.6455751708. The cubic root of 1885005113 is about 1235.2954568555.

The spelling of 1885005113 in words is "one billion, eight hundred eighty-five million, five thousand, one hundred thirteen".