143270137 has 2 divisors, whose sum is σ = 143270138. Its totient is φ = 143270136.

The previous prime is 143270131. The next prime is 143270143. The reversal of 143270137 is 731072341.

It is a balanced prime because it is at equal distance from previous prime (143270131) and next prime (143270143).

It can be written as a sum of positive squares in only one way, i.e., 110334016 + 32936121 = 10504^2 + 5739^2 .

It is a cyclic number.

It is not a de Polignac number, because 143270137 - 2³ = 143270129 is a prime.

It is not a weakly prime, because it can be changed into another prime (143270131) 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, 71635068 + 71635069.

It is an arithmetic number, because the mean of its divisors is an integer number (71635069).

Almost surely, 2^143270137 is an apocalyptic number.

It is an amenable number.

143270137 is a deficient number, since it is larger than the sum of its proper divisors (1).

143270137 is an equidigital number, since it uses as much as digits as its factorization.

143270137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 143270137 is about 11969.5504092677. The cubic root of 143270137 is about 523.2612311807.

The spelling of 143270137 in words is "one hundred forty-three million, two hundred seventy thousand, one hundred thirty-seven".