147311867 has 2 divisors, whose sum is σ = 147311868. Its totient is φ = 147311866.

The previous prime is 147311839. The next prime is 147311873. The reversal of 147311867 is 768113741.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 147311867 - 2⁸ = 147311611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147311867.

It is not a weakly prime, because it can be changed into another prime (147311887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73655933 + 73655934.

It is an arithmetic number, because the mean of its divisors is an integer number (73655934).

Almost surely, 2^147311867 is an apocalyptic number.

147311867 is a deficient number, since it is larger than the sum of its proper divisors (1).

147311867 is an equidigital number, since it uses as much as digits as its factorization.

147311867 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 147311867 is about 12137.2100171333. The cubic root of 147311867 is about 528.1361694917.

The spelling of 147311867 in words is "one hundred forty-seven million, three hundred eleven thousand, eight hundred sixty-seven".