143322061 has 2 divisors, whose sum is σ = 143322062. Its totient is φ = 143322060.

The previous prime is 143322043. The next prime is 143322079. The reversal of 143322061 is 160223341.

It is a balanced prime because it is at equal distance from previous prime (143322043) and next prime (143322079).

It can be written as a sum of positive squares in only one way, i.e., 133749225 + 9572836 = 11565^2 + 3094^2 .

It is a cyclic number.

It is not a de Polignac number, because 143322061 - 2⁷ = 143321933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143322041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71661030 + 71661031.

It is an arithmetic number, because the mean of its divisors is an integer number (71661031).

Almost surely, 2^143322061 is an apocalyptic number.

It is an amenable number.

143322061 is a deficient number, since it is larger than the sum of its proper divisors (1).

143322061 is an equidigital number, since it uses as much as digits as its factorization.

143322061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 143322061 is about 11971.7192165537. The cubic root of 143322061 is about 523.3244370358.

The spelling of 143322061 in words is "one hundred forty-three million, three hundred twenty-two thousand, sixty-one".