142860833 has 2 divisors, whose sum is σ = 142860834. Its totient is φ = 142860832.

The previous prime is 142860827. The next prime is 142860853. The reversal of 142860833 is 338068241.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132181009 + 10679824 = 11497^2 + 3268^2 .

It is a cyclic number.

It is not a de Polignac number, because 142860833 - 2¹² = 142856737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142860793 and 142860802.

It is not a weakly prime, because it can be changed into another prime (142860853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71430416 + 71430417.

It is an arithmetic number, because the mean of its divisors is an integer number (71430417).

Almost surely, 2^142860833 is an apocalyptic number.

It is an amenable number.

142860833 is a deficient number, since it is larger than the sum of its proper divisors (1).

142860833 is an equidigital number, since it uses as much as digits as its factorization.

142860833 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 142860833 is about 11952.4404620981. The cubic root of 142860833 is about 522.7624596562.

The spelling of 142860833 in words is "one hundred forty-two million, eight hundred sixty thousand, eight hundred thirty-three".