12920541763 has 2 divisors, whose sum is σ = 12920541764. Its totient is φ = 12920541762.

The previous prime is 12920541757. The next prime is 12920541791. The reversal of 12920541763 is 36714502921.

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-12920541763 is a prime.

It is not a weakly prime, because it can be changed into another prime (12920541703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6460270881 + 6460270882.

It is an arithmetic number, because the mean of its divisors is an integer number (6460270882).

Almost surely, 2^12920541763 is an apocalyptic number.

12920541763 is a deficient number, since it is larger than the sum of its proper divisors (1).

12920541763 is an equidigital number, since it uses as much as digits as its factorization.

12920541763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 12920541763 in words is "twelve billion, nine hundred twenty million, five hundred forty-one thousand, seven hundred sixty-three".