143052241 has 2 divisors, whose sum is σ = 143052242. Its totient is φ = 143052240.

The previous prime is 143052233. The next prime is 143052251. The reversal of 143052241 is 142250341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140920641 + 2131600 = 11871^2 + 1460^2 .

It is a cyclic number.

It is not a de Polignac number, because 143052241 - 2³ = 143052233 is a prime.

It is not a weakly prime, because it can be changed into another prime (143052211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71526120 + 71526121.

It is an arithmetic number, because the mean of its divisors is an integer number (71526121).

Almost surely, 2^143052241 is an apocalyptic number.

It is an amenable number.

143052241 is a deficient number, since it is larger than the sum of its proper divisors (1).

143052241 is an equidigital number, since it uses as much as digits as its factorization.

143052241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 143052241 is about 11960.4448495865. Note that the first 3 decimals coincide. The cubic root of 143052241 is about 522.9958249066.

The spelling of 143052241 in words is "one hundred forty-three million, fifty-two thousand, two hundred forty-one".