142846057 has 2 divisors, whose sum is σ = 142846058. Its totient is φ = 142846056.

The previous prime is 142846027. The next prime is 142846061. The reversal of 142846057 is 750648241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115691536 + 27154521 = 10756^2 + 5211^2 .

It is a cyclic number.

It is not a de Polignac number, because 142846057 - 2⁷ = 142845929 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (142846007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71423028 + 71423029.

It is an arithmetic number, because the mean of its divisors is an integer number (71423029).

Almost surely, 2^142846057 is an apocalyptic number.

It is an amenable number.

142846057 is a deficient number, since it is larger than the sum of its proper divisors (1).

142846057 is an equidigital number, since it uses as much as digits as its factorization.

142846057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 142846057 is about 11951.8223296701. The cubic root of 142846057 is about 522.7444360448.

The spelling of 142846057 in words is "one hundred forty-two million, eight hundred forty-six thousand, fifty-seven".