35042921 has 2 divisors, whose sum is σ = 35042922. Its totient is φ = 35042920.

The previous prime is 35042879. The next prime is 35042923. The reversal of 35042921 is 12924053.

35042921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34987225 + 55696 = 5915^2 + 236^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35042921 is a prime.

Together with 35042923, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (35042923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17521460 + 17521461.

It is an arithmetic number, because the mean of its divisors is an integer number (17521461).

Almost surely, 2^35042921 is an apocalyptic number.

It is an amenable number.

35042921 is a deficient number, since it is larger than the sum of its proper divisors (1).

35042921 is an equidigital number, since it uses as much as digits as its factorization.

35042921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 35042921 is about 5919.7061582481. The cubic root of 35042921 is about 327.2402882433.

Adding to 35042921 its reverse (12924053), we get a palindrome (47966974).

The spelling of 35042921 in words is "thirty-five million, forty-two thousand, nine hundred twenty-one".