142190743 has 2 divisors, whose sum is σ = 142190744. Its totient is φ = 142190742.

The previous prime is 142190693. The next prime is 142190753. The reversal of 142190743 is 347091241.

142190743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142190743 - 2⁹ = 142190231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142190753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71095371 + 71095372.

It is an arithmetic number, because the mean of its divisors is an integer number (71095372).

Almost surely, 2^142190743 is an apocalyptic number.

142190743 is a deficient number, since it is larger than the sum of its proper divisors (1).

142190743 is an equidigital number, since it uses as much as digits as its factorization.

142190743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 142190743 is about 11924.3760004455. The cubic root of 142190743 is about 521.9438377552.

The spelling of 142190743 in words is "one hundred forty-two million, one hundred ninety thousand, seven hundred forty-three".