20341011451 has 2 divisors, whose sum is σ = 20341011452. Its totient is φ = 20341011450.

The previous prime is 20341011443. The next prime is 20341011461. The reversal of 20341011451 is 15411014302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20341011451 - 2³ = 20341011443 is a prime.

It is not a weakly prime, because it can be changed into another prime (20341011401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10170505725 + 10170505726.

It is an arithmetic number, because the mean of its divisors is an integer number (10170505726).

Almost surely, 2^20341011451 is an apocalyptic number.

20341011451 is a deficient number, since it is larger than the sum of its proper divisors (1).

20341011451 is an equidigital number, since it uses as much as digits as its factorization.

20341011451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 20341011451 its reverse (15411014302), we get a palindrome (35752025753).

The spelling of 20341011451 in words is "twenty billion, three hundred forty-one million, eleven thousand, four hundred fifty-one".