142406611 has 2 divisors, whose sum is σ = 142406612. Its totient is φ = 142406610.

The previous prime is 142406587. The next prime is 142406623. The reversal of 142406611 is 116604241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142406611 - 2¹⁵ = 142373843 is a prime.

It is not a weakly prime, because it can be changed into another prime (142406711) 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, 71203305 + 71203306.

It is an arithmetic number, because the mean of its divisors is an integer number (71203306).

Almost surely, 2^142406611 is an apocalyptic number.

142406611 is a deficient number, since it is larger than the sum of its proper divisors (1).

142406611 is an equidigital number, since it uses as much as digits as its factorization.

142406611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 142406611 is about 11933.4241104555. The cubic root of 142406611 is about 522.2078352575.

The spelling of 142406611 in words is "one hundred forty-two million, four hundred six thousand, six hundred eleven".