189896713 has 2 divisors, whose sum is σ = 189896714. Its totient is φ = 189896712.

The previous prime is 189896699. The next prime is 189896741. The reversal of 189896713 is 317698981.

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., 106667584 + 83229129 = 10328^2 + 9123^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-189896713 is a prime.

It is not a weakly prime, because it can be changed into another prime (189890713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94948356 + 94948357.

It is an arithmetic number, because the mean of its divisors is an integer number (94948357).

Almost surely, 2^189896713 is an apocalyptic number.

It is an amenable number.

189896713 is a deficient number, since it is larger than the sum of its proper divisors (1).

189896713 is an equidigital number, since it uses as much as digits as its factorization.

189896713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 52.

The square root of 189896713 is about 13780.3016295000. The cubic root of 189896713 is about 574.7855159713.

The spelling of 189896713 in words is "one hundred eighty-nine million, eight hundred ninety-six thousand, seven hundred thirteen".