142184057 has 2 divisors, whose sum is σ = 142184058. Its totient is φ = 142184056.

The previous prime is 142184051. The next prime is 142184083. The reversal of 142184057 is 750481241.

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., 92467456 + 49716601 = 9616^2 + 7051^2 .

It is a cyclic number.

It is not a de Polignac number, because 142184057 - 2²⁶ = 75075193 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (142184051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71092028 + 71092029.

It is an arithmetic number, because the mean of its divisors is an integer number (71092029).

Almost surely, 2^142184057 is an apocalyptic number.

It is an amenable number.

142184057 is a deficient number, since it is larger than the sum of its proper divisors (1).

142184057 is an equidigital number, since it uses as much as digits as its factorization.

142184057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 142184057 is about 11924.0956470501. The cubic root of 142184057 is about 521.9356567932.

The spelling of 142184057 in words is "one hundred forty-two million, one hundred eighty-four thousand, fifty-seven".