142435933 has 2 divisors, whose sum is σ = 142435934. Its totient is φ = 142435932.

The previous prime is 142435889. The next prime is 142435967. The reversal of 142435933 is 339534241.

It is an a-pointer prime, because the next prime (142435967) can be obtained adding 142435933 to its sum of digits (34).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95609284 + 46826649 = 9778^2 + 6843^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142435933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142435633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71217966 + 71217967.

It is an arithmetic number, because the mean of its divisors is an integer number (71217967).

Almost surely, 2^142435933 is an apocalyptic number.

It is an amenable number.

142435933 is a deficient number, since it is larger than the sum of its proper divisors (1).

142435933 is an equidigital number, since it uses as much as digits as its factorization.

142435933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 34.

The square root of 142435933 is about 11934.6526132938. The cubic root of 142435933 is about 522.2436742475.

The spelling of 142435933 in words is "one hundred forty-two million, four hundred thirty-five thousand, nine hundred thirty-three".