147804047 has 2 divisors, whose sum is σ = 147804048. Its totient is φ = 147804046.

The previous prime is 147804017. The next prime is 147804071. The reversal of 147804047 is 740408741.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147804047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 147803998 and 147804016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147804017) 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, 73902023 + 73902024.

It is an arithmetic number, because the mean of its divisors is an integer number (73902024).

Almost surely, 2^147804047 is an apocalyptic number.

147804047 is a deficient number, since it is larger than the sum of its proper divisors (1).

147804047 is an equidigital number, since it uses as much as digits as its factorization.

147804047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25088, while the sum is 35.

The square root of 147804047 is about 12157.4687743790. The cubic root of 147804047 is about 528.7236965083.

The spelling of 147804047 in words is "one hundred forty-seven million, eight hundred four thousand, forty-seven".