143813701 has 2 divisors, whose sum is σ = 143813702. Its totient is φ = 143813700.

The previous prime is 143813699. The next prime is 143813711. The reversal of 143813701 is 107318341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76983076 + 66830625 = 8774^2 + 8175^2 .

It is a cyclic number.

It is not a de Polignac number, because 143813701 - 2¹ = 143813699 is a prime.

It is a super-3 number, since 3×143813701³ (a number of 25 digits) contains 333 as substring.

Together with 143813699, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 143813701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143813711) 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, 71906850 + 71906851.

It is an arithmetic number, because the mean of its divisors is an integer number (71906851).

Almost surely, 2^143813701 is an apocalyptic number.

It is an amenable number.

143813701 is a deficient number, since it is larger than the sum of its proper divisors (1).

143813701 is an equidigital number, since it uses as much as digits as its factorization.

143813701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 143813701 is about 11992.2350293846. The cubic root of 143813701 is about 523.9221435615.

The spelling of 143813701 in words is "one hundred forty-three million, eight hundred thirteen thousand, seven hundred one".