35057021 has 2 divisors, whose sum is σ = 35057022. Its totient is φ = 35057020.

The previous prime is 35056963. The next prime is 35057039. The reversal of 35057021 is 12075053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18369796 + 16687225 = 4286^2 + 4085^2 .

It is a cyclic number.

It is not a de Polignac number, because 35057021 - 2¹⁰ = 35055997 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35057921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17528510 + 17528511.

It is an arithmetic number, because the mean of its divisors is an integer number (17528511).

Almost surely, 2^35057021 is an apocalyptic number.

It is an amenable number.

35057021 is a deficient number, since it is larger than the sum of its proper divisors (1).

35057021 is an equidigital number, since it uses as much as digits as its factorization.

35057021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 35057021 is about 5920.8969759657. The cubic root of 35057021 is about 327.2841722312.

The spelling of 35057021 in words is "thirty-five million, fifty-seven thousand, twenty-one".