142362919 has 2 divisors, whose sum is σ = 142362920. Its totient is φ = 142362918.

The previous prime is 142362917. The next prime is 142362967. The reversal of 142362919 is 919263241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142362919 - 2¹ = 142362917 is a prime.

It is a super-2 number, since 2×142362919² = 40534401412401122, which contains 22 as substring.

Together with 142362917, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142362917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71181459 + 71181460.

It is an arithmetic number, because the mean of its divisors is an integer number (71181460).

Almost surely, 2^142362919 is an apocalyptic number.

142362919 is a deficient number, since it is larger than the sum of its proper divisors (1).

142362919 is an equidigital number, since it uses as much as digits as its factorization.

142362919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 37.

The square root of 142362919 is about 11931.5933135521. The cubic root of 142362919 is about 522.1544233210.

The spelling of 142362919 in words is "one hundred forty-two million, three hundred sixty-two thousand, nine hundred nineteen".