147199529 has 2 divisors, whose sum is σ = 147199530. Its totient is φ = 147199528.

The previous prime is 147199523. The next prime is 147199561. The reversal of 147199529 is 925991741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145853929 + 1345600 = 12077^2 + 1160^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147199529 is a prime.

It is a super-3 number, since 3×147199529³ (a number of 25 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (147199523) 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, 73599764 + 73599765.

It is an arithmetic number, because the mean of its divisors is an integer number (73599765).

Almost surely, 2^147199529 is an apocalyptic number.

It is an amenable number.

147199529 is a deficient number, since it is larger than the sum of its proper divisors (1).

147199529 is an equidigital number, since it uses as much as digits as its factorization.

147199529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 47.

The square root of 147199529 is about 12132.5812999543. The cubic root of 147199529 is about 528.0018855630.

The spelling of 147199529 in words is "one hundred forty-seven million, one hundred ninety-nine thousand, five hundred twenty-nine".