2054976851 has 2 divisors, whose sum is σ = 2054976852. Its totient is φ = 2054976850.

The previous prime is 2054976841. The next prime is 2054976893. The reversal of 2054976851 is 1586794502.

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-2054976851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2054976796 and 2054976805.

It is not a weakly prime, because it can be changed into another prime (2054976841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027488425 + 1027488426.

It is an arithmetic number, because the mean of its divisors is an integer number (1027488426).

Almost surely, 2^2054976851 is an apocalyptic number.

2054976851 is a deficient number, since it is larger than the sum of its proper divisors (1).

2054976851 is an equidigital number, since it uses as much as digits as its factorization.

2054976851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604800, while the sum is 47.

The square root of 2054976851 is about 45331.8524990982. The cubic root of 2054976851 is about 1271.3612723066.

The spelling of 2054976851 in words is "two billion, fifty-four million, nine hundred seventy-six thousand, eight hundred fifty-one".