189429203 has 2 divisors, whose sum is σ = 189429204. Its totient is φ = 189429202.

The previous prime is 189429197. The next prime is 189429209. The reversal of 189429203 is 302924981.

It is a balanced prime because it is at equal distance from previous prime (189429197) and next prime (189429209).

It is a cyclic number.

It is not a de Polignac number, because 189429203 - 2⁴ = 189429187 is a prime.

It is not a weakly prime, because it can be changed into another prime (189429209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94714601 + 94714602.

It is an arithmetic number, because the mean of its divisors is an integer number (94714602).

Almost surely, 2^189429203 is an apocalyptic number.

189429203 is a deficient number, since it is larger than the sum of its proper divisors (1).

189429203 is an equidigital number, since it uses as much as digits as its factorization.

189429203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 189429203 is about 13763.3281948808. The cubic root of 189429203 is about 574.3134368870.

The spelling of 189429203 in words is "one hundred eighty-nine million, four hundred twenty-nine thousand, two hundred three".