142053719 has 2 divisors, whose sum is σ = 142053720. Its totient is φ = 142053718.

The previous prime is 142053697. The next prime is 142053731. The reversal of 142053719 is 917350241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142053719 is a prime.

It is a super-2 number, since 2×142053719² = 40358518163461922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142053799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71026859 + 71026860.

It is an arithmetic number, because the mean of its divisors is an integer number (71026860).

Almost surely, 2^142053719 is an apocalyptic number.

142053719 is a deficient number, since it is larger than the sum of its proper divisors (1).

142053719 is an equidigital number, since it uses as much as digits as its factorization.

142053719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 142053719 is about 11918.6290738491. The cubic root of 142053719 is about 521.7761244977.

The spelling of 142053719 in words is "one hundred forty-two million, fifty-three thousand, seven hundred nineteen".