143819101 has 2 divisors, whose sum is σ = 143819102. Its totient is φ = 143819100.

The previous prime is 143819089. The next prime is 143819119. The reversal of 143819101 is 101918341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125552025 + 18267076 = 11205^2 + 4274^2 .

It is a cyclic number.

It is not a de Polignac number, because 143819101 - 2¹⁹ = 143294813 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143819101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143819141) 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, 71909550 + 71909551.

It is an arithmetic number, because the mean of its divisors is an integer number (71909551).

Almost surely, 2^143819101 is an apocalyptic number.

It is an amenable number.

143819101 is a deficient number, since it is larger than the sum of its proper divisors (1).

143819101 is an equidigital number, since it uses as much as digits as its factorization.

143819101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 28.

The square root of 143819101 is about 11992.4601729587. The cubic root of 143819101 is about 523.9287009899.

The spelling of 143819101 in words is "one hundred forty-three million, eight hundred nineteen thousand, one hundred one".