147407047 has 2 divisors, whose sum is σ = 147407048. Its totient is φ = 147407046.

The previous prime is 147407021. The next prime is 147407063. The reversal of 147407047 is 740704741.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147407047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147405047) 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, 73703523 + 73703524.

It is an arithmetic number, because the mean of its divisors is an integer number (73703524).

Almost surely, 2^147407047 is an apocalyptic number.

147407047 is a deficient number, since it is larger than the sum of its proper divisors (1).

147407047 is an equidigital number, since it uses as much as digits as its factorization.

147407047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21952, while the sum is 34.

The square root of 147407047 is about 12141.1303839470. The cubic root of 147407047 is about 528.2498900839.

The spelling of 147407047 in words is "one hundred forty-seven million, four hundred seven thousand, forty-seven".