147563321 has 2 divisors, whose sum is σ = 147563322. Its totient is φ = 147563320.

The previous prime is 147563309. The next prime is 147563333. The reversal of 147563321 is 123365741.

147563321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (147563309) and next prime (147563333).

It can be written as a sum of positive squares in only one way, i.e., 93702400 + 53860921 = 9680^2 + 7339^2 .

It is a cyclic number.

It is not a de Polignac number, because 147563321 - 2⁶ = 147563257 is a prime.

It is not a weakly prime, because it can be changed into another prime (147563341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73781660 + 73781661.

It is an arithmetic number, because the mean of its divisors is an integer number (73781661).

Almost surely, 2^147563321 is an apocalyptic number.

It is an amenable number.

147563321 is a deficient number, since it is larger than the sum of its proper divisors (1).

147563321 is an equidigital number, since it uses as much as digits as its factorization.

147563321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 32.

The square root of 147563321 is about 12147.5644060857. The cubic root of 147563321 is about 528.4364993623.

The spelling of 147563321 in words is "one hundred forty-seven million, five hundred sixty-three thousand, three hundred twenty-one".