143161037 has 2 divisors, whose sum is σ = 143161038. Its totient is φ = 143161036.

The previous prime is 143161009. The next prime is 143161091. The reversal of 143161037 is 730161341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124791241 + 18369796 = 11171^2 + 4286^2 .

It is a cyclic number.

It is not a de Polignac number, because 143161037 - 2¹² = 143156941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 143160997 and 143161015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143161537) 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, 71580518 + 71580519.

It is an arithmetic number, because the mean of its divisors is an integer number (71580519).

Almost surely, 2^143161037 is an apocalyptic number.

It is an amenable number.

143161037 is a deficient number, since it is larger than the sum of its proper divisors (1).

143161037 is an equidigital number, since it uses as much as digits as its factorization.

143161037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 143161037 is about 11964.9921437500. The cubic root of 143161037 is about 523.1283765645.

It can be divided in two parts, 143 and 161037, that multiplied together give a triangular number (23028291 = T₆₇₈₆).

The spelling of 143161037 in words is "one hundred forty-three million, one hundred sixty-one thousand, thirty-seven".