147163187 has 2 divisors, whose sum is σ = 147163188. Its totient is φ = 147163186.

The previous prime is 147163147. The next prime is 147163201. The reversal of 147163187 is 781361741.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (781361741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 147163187 - 2¹⁸ = 146901043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147163187.

It is not a weakly prime, because it can be changed into another prime (147163127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73581593 + 73581594.

It is an arithmetic number, because the mean of its divisors is an integer number (73581594).

Almost surely, 2^147163187 is an apocalyptic number.

147163187 is a deficient number, since it is larger than the sum of its proper divisors (1).

147163187 is an equidigital number, since it uses as much as digits as its factorization.

147163187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 38.

The square root of 147163187 is about 12131.0835047823. The cubic root of 147163187 is about 527.9584293010.

The spelling of 147163187 in words is "one hundred forty-seven million, one hundred sixty-three thousand, one hundred eighty-seven".