189601403 has 2 divisors, whose sum is σ = 189601404. Its totient is φ = 189601402.

The previous prime is 189601393. The next prime is 189601439. The reversal of 189601403 is 304106981.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 189601403 - 2⁴ = 189601387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 189601403.

It is not a weakly prime, because it can be changed into another prime (189601303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94800701 + 94800702.

It is an arithmetic number, because the mean of its divisors is an integer number (94800702).

Almost surely, 2^189601403 is an apocalyptic number.

189601403 is a deficient number, since it is larger than the sum of its proper divisors (1).

189601403 is an equidigital number, since it uses as much as digits as its factorization.

189601403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 189601403 is about 13769.5825281669. The cubic root of 189601403 is about 574.4874101008.

The spelling of 189601403 in words is "one hundred eighty-nine million, six hundred one thousand, four hundred three".