142341443 has 2 divisors, whose sum is σ = 142341444. Its totient is φ = 142341442.

The previous prime is 142341401. The next prime is 142341461. The reversal of 142341443 is 344143241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142341443 - 2¹⁸ = 142079299 is a prime.

It is a super-2 number, since 2×142341443² = 40522172790644498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142341343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71170721 + 71170722.

It is an arithmetic number, because the mean of its divisors is an integer number (71170722).

Almost surely, 2^142341443 is an apocalyptic number.

142341443 is a deficient number, since it is larger than the sum of its proper divisors (1).

142341443 is an equidigital number, since it uses as much as digits as its factorization.

142341443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 26.

The square root of 142341443 is about 11930.6933159813. The cubic root of 142341443 is about 522.1281656588.

Adding to 142341443 its reverse (344143241), we get a palindrome (486484684).

The spelling of 142341443 in words is "one hundred forty-two million, three hundred forty-one thousand, four hundred forty-three".