189059131 has 2 divisors, whose sum is σ = 189059132. Its totient is φ = 189059130.

The previous prime is 189059119. The next prime is 189059147. The reversal of 189059131 is 131950981.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 189059131 - 2⁹ = 189058619 is a prime.

It is a super-2 number, since 2×189059131² = 71486710028950322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (189059231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94529565 + 94529566.

It is an arithmetic number, because the mean of its divisors is an integer number (94529566).

Almost surely, 2^189059131 is an apocalyptic number.

189059131 is a deficient number, since it is larger than the sum of its proper divisors (1).

189059131 is an equidigital number, since it uses as much as digits as its factorization.

189059131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 37.

The square root of 189059131 is about 13749.8774903633. The cubic root of 189059131 is about 573.9391970219.

The spelling of 189059131 in words is "one hundred eighty-nine million, fifty-nine thousand, one hundred thirty-one".