147723133 has 2 divisors, whose sum is σ = 147723134. Its totient is φ = 147723132.

The previous prime is 147723131. The next prime is 147723161. The reversal of 147723133 is 331327741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135070884 + 12652249 = 11622^2 + 3557^2 .

It is a cyclic number.

It is not a de Polignac number, because 147723133 - 2¹ = 147723131 is a prime.

Together with 147723131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 147723095 and 147723104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147723131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73861566 + 73861567.

It is an arithmetic number, because the mean of its divisors is an integer number (73861567).

Almost surely, 2^147723133 is an apocalyptic number.

It is an amenable number.

147723133 is a deficient number, since it is larger than the sum of its proper divisors (1).

147723133 is an equidigital number, since it uses as much as digits as its factorization.

147723133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584, while the sum is 31.

The square root of 147723133 is about 12154.1405701925. The cubic root of 147723133 is about 528.6271972150.

The spelling of 147723133 in words is "one hundred forty-seven million, seven hundred twenty-three thousand, one hundred thirty-three".