143145376637 has 2 divisors, whose sum is σ = 143145376638. Its totient is φ = 143145376636.

The previous prime is 143145376579. The next prime is 143145376651. The reversal of 143145376637 is 736673541341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97852598596 + 45292778041 = 312814^2 + 212821^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143145376637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143145376687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71572688318 + 71572688319.

It is an arithmetic number, because the mean of its divisors is an integer number (71572688319).

Almost surely, 2^143145376637 is an apocalyptic number.

It is an amenable number.

143145376637 is a deficient number, since it is larger than the sum of its proper divisors (1).

143145376637 is an equidigital number, since it uses as much as digits as its factorization.

143145376637 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3810240, while the sum is 50.

The spelling of 143145376637 in words is "one hundred forty-three billion, one hundred forty-five million, three hundred seventy-six thousand, six hundred thirty-seven".