147940867 has 2 divisors, whose sum is σ = 147940868. Its totient is φ = 147940866.

The previous prime is 147940847. The next prime is 147940889. The reversal of 147940867 is 768049741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147940867 - 2⁷ = 147940739 is a prime.

It is not a weakly prime, because it can be changed into another prime (147940847) 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, 73970433 + 73970434.

It is an arithmetic number, because the mean of its divisors is an integer number (73970434).

Almost surely, 2^147940867 is an apocalyptic number.

147940867 is a deficient number, since it is larger than the sum of its proper divisors (1).

147940867 is an equidigital number, since it uses as much as digits as its factorization.

147940867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 147940867 is about 12163.0944664588. The cubic root of 147940867 is about 528.8867900721.

The spelling of 147940867 in words is "one hundred forty-seven million, nine hundred forty thousand, eight hundred sixty-seven".