142115411 has 2 divisors, whose sum is σ = 142115412. Its totient is φ = 142115410.

The previous prime is 142115401. The next prime is 142115417. The reversal of 142115411 is 114511241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142115411 - 2¹⁰ = 142114387 is a prime.

It is not a weakly prime, because it can be changed into another prime (142115417) 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, 71057705 + 71057706.

It is an arithmetic number, because the mean of its divisors is an integer number (71057706).

Almost surely, 2^142115411 is an apocalyptic number.

142115411 is a deficient number, since it is larger than the sum of its proper divisors (1).

142115411 is an equidigital number, since it uses as much as digits as its factorization.

142115411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 160, while the sum is 20.

The square root of 142115411 is about 11921.2168422523. The cubic root of 142115411 is about 521.8516469931.

Adding to 142115411 its reverse (114511241), we get a palindrome (256626652).

The spelling of 142115411 in words is "one hundred forty-two million, one hundred fifteen thousand, four hundred eleven".