34321031 has 2 divisors, whose sum is σ = 34321032. Its totient is φ = 34321030.

The previous prime is 34321003. The next prime is 34321073. The reversal of 34321031 is 13012343.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34321031 is a prime.

It is a super-2 number, since 2×34321031² = 2355866337805922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34321531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17160515 + 17160516.

It is an arithmetic number, because the mean of its divisors is an integer number (17160516).

Almost surely, 2^34321031 is an apocalyptic number.

34321031 is a deficient number, since it is larger than the sum of its proper divisors (1).

34321031 is an equidigital number, since it uses as much as digits as its factorization.

34321031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 34321031 is about 5858.4154000890. The cubic root of 34321031 is about 324.9776110810.

Adding to 34321031 its reverse (13012343), we get a palindrome (47333374).

The spelling of 34321031 in words is "thirty-four million, three hundred twenty-one thousand, thirty-one".