20413032407 has 2 divisors, whose sum is σ = 20413032408. Its totient is φ = 20413032406.

The previous prime is 20413032397. The next prime is 20413032457. The reversal of 20413032407 is 70423031402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20413032407 - 2⁴ = 20413032391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20413032457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10206516203 + 10206516204.

It is an arithmetic number, because the mean of its divisors is an integer number (10206516204).

Almost surely, 2^20413032407 is an apocalyptic number.

20413032407 is a deficient number, since it is larger than the sum of its proper divisors (1).

20413032407 is an equidigital number, since it uses as much as digits as its factorization.

20413032407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 26.

Adding to 20413032407 its reverse (70423031402), we get a palindrome (90836063809).

The spelling of 20413032407 in words is "twenty billion, four hundred thirteen million, thirty-two thousand, four hundred seven".