142140319 has 2 divisors, whose sum is σ = 142140320. Its totient is φ = 142140318.

The previous prime is 142140307. The next prime is 142140331. The reversal of 142140319 is 913041241.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (142140307) and next prime (142140331).

It is a cyclic number.

It is not a de Polignac number, because 142140319 - 2⁹ = 142139807 is a prime.

It is a super-2 number, since 2×142140319² = 40407740570843522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142140293 and 142140302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142140359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71070159 + 71070160.

It is an arithmetic number, because the mean of its divisors is an integer number (71070160).

Almost surely, 2^142140319 is an apocalyptic number.

142140319 is a deficient number, since it is larger than the sum of its proper divisors (1).

142140319 is an equidigital number, since it uses as much as digits as its factorization.

142140319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 142140319 is about 11922.2614884929. The cubic root of 142140319 is about 521.8821328295.

The spelling of 142140319 in words is "one hundred forty-two million, one hundred forty thousand, three hundred nineteen".