147982801 has 2 divisors, whose sum is σ = 147982802. Its totient is φ = 147982800.

The previous prime is 147982799. The next prime is 147982829. The reversal of 147982801 is 108289741.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143424576 + 4558225 = 11976^2 + 2135^2 .

It is a cyclic number.

It is not a de Polignac number, because 147982801 - 2¹ = 147982799 is a prime.

Together with 147982799, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (147982831) 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, 73991400 + 73991401.

It is an arithmetic number, because the mean of its divisors is an integer number (73991401).

Almost surely, 2^147982801 is an apocalyptic number.

It is an amenable number.

147982801 is a deficient number, since it is larger than the sum of its proper divisors (1).

147982801 is an equidigital number, since it uses as much as digits as its factorization.

147982801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 40.

The square root of 147982801 is about 12164.8181655132. The cubic root of 147982801 is about 528.9367565304.

The spelling of 147982801 in words is "one hundred forty-seven million, nine hundred eighty-two thousand, eight hundred one".