188149483 has 2 divisors, whose sum is σ = 188149484. Its totient is φ = 188149482.

The previous prime is 188149469. The next prime is 188149487. The reversal of 188149483 is 384941881.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-188149483 is a prime.

It is not a weakly prime, because it can be changed into another prime (188149487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94074741 + 94074742.

It is an arithmetic number, because the mean of its divisors is an integer number (94074742).

Almost surely, 2^188149483 is an apocalyptic number.

188149483 is a deficient number, since it is larger than the sum of its proper divisors (1).

188149483 is an equidigital number, since it uses as much as digits as its factorization.

188149483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 46.

The square root of 188149483 is about 13716.7592017940. The cubic root of 188149483 is about 573.0172240751.

The spelling of 188149483 in words is "one hundred eighty-eight million, one hundred forty-nine thousand, four hundred eighty-three".