142059311 has 2 divisors, whose sum is σ = 142059312. Its totient is φ = 142059310.

The previous prime is 142059289. The next prime is 142059319. The reversal of 142059311 is 113950241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142059311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142059319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71029655 + 71029656.

It is an arithmetic number, because the mean of its divisors is an integer number (71029656).

Almost surely, 2^142059311 is an apocalyptic number.

142059311 is a deficient number, since it is larger than the sum of its proper divisors (1).

142059311 is an equidigital number, since it uses as much as digits as its factorization.

142059311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 142059311 is about 11918.8636622792. The cubic root of 142059311 is about 521.7829710480.

The spelling of 142059311 in words is "one hundred forty-two million, fifty-nine thousand, three hundred eleven".