143719 has 2 divisors, whose sum is σ = 143720. Its totient is φ = 143718.

The previous prime is 143711. The next prime is 143729. The reversal of 143719 is 917341.

143719 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 143719 - 2³ = 143711 is a prime.

It is a super-2 number, since 2×143719² = 41310301922, which contains 22 as substring.

143719 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 143693 and 143702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71859 + 71860.

It is an arithmetic number, because the mean of its divisors is an integer number (71860).

2¹⁴³⁷¹⁹ is an apocalyptic number.

143719 is a deficient number, since it is larger than the sum of its proper divisors (1).

143719 is an equidigital number, since it uses as much as digits as its factorization.

143719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756, while the sum is 25.

The square root of 143719 is about 379.1028884089. The cubic root of 143719 is about 52.3807117790.

The spelling of 143719 in words is "one hundred forty-three thousand, seven hundred nineteen".