35545421 has 2 divisors, whose sum is σ = 35545422. Its totient is φ = 35545420.

The previous prime is 35545417. The next prime is 35545423. The reversal of 35545421 is 12454553.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34975396 + 570025 = 5914^2 + 755^2 .

It is a cyclic number.

It is not a de Polignac number, because 35545421 - 2² = 35545417 is a prime.

Together with 35545423, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35545423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17772710 + 17772711.

It is an arithmetic number, because the mean of its divisors is an integer number (17772711).

Almost surely, 2^35545421 is an apocalyptic number.

It is an amenable number.

35545421 is a deficient number, since it is larger than the sum of its proper divisors (1).

35545421 is an equidigital number, since it uses as much as digits as its factorization.

35545421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12000, while the sum is 29.

The square root of 35545421 is about 5961.9980711168. The cubic root of 35545421 is about 328.7970311544.

Adding to 35545421 its reverse (12454553), we get a palindrome (47999974).

The spelling of 35545421 in words is "thirty-five million, five hundred forty-five thousand, four hundred twenty-one".