189374516147 has 2 divisors, whose sum is σ = 189374516148. Its totient is φ = 189374516146.

The previous prime is 189374516077. The next prime is 189374516207. The reversal of 189374516147 is 741615473981.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 189374516147 - 2¹⁴ = 189374499763 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 189374516092 and 189374516101.

It is not a weakly prime, because it can be changed into another prime (189374516647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94687258073 + 94687258074.

It is an arithmetic number, because the mean of its divisors is an integer number (94687258074).

Almost surely, 2^189374516147 is an apocalyptic number.

189374516147 is a deficient number, since it is larger than the sum of its proper divisors (1).

189374516147 is an equidigital number, since it uses as much as digits as its factorization.

189374516147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5080320, while the sum is 56.

The spelling of 189374516147 in words is "one hundred eighty-nine billion, three hundred seventy-four million, five hundred sixteen thousand, one hundred forty-seven".