20034031 has 2 divisors, whose sum is σ = 20034032. Its totient is φ = 20034030.

The previous prime is 20034019. The next prime is 20034061. The reversal of 20034031 is 13043002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20034031 - 2¹⁵ = 20001263 is a prime.

It is a super-2 number, since 2×20034031² = 802724796217922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20034011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10017015 + 10017016.

It is an arithmetic number, because the mean of its divisors is an integer number (10017016).

Almost surely, 2^20034031 is an apocalyptic number.

20034031 is a deficient number, since it is larger than the sum of its proper divisors (1).

20034031 is an equidigital number, since it uses as much as digits as its factorization.

20034031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 20034031 is about 4475.9391193357. The cubic root of 20034031 is about 271.5956316631.

Adding to 20034031 its reverse (13043002), we get a palindrome (33077033).

The spelling of 20034031 in words is "twenty million, thirty-four thousand, thirty-one".