4961926987 has 2 divisors, whose sum is σ = 4961926988. Its totient is φ = 4961926986.

The previous prime is 4961926909. The next prime is 4961927111. The reversal of 4961926987 is 7896291694.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4961926987 - 2¹¹ = 4961924939 is a prime.

It is not a weakly prime, because it can be changed into another prime (4961926787) 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, 2480963493 + 2480963494.

It is an arithmetic number, because the mean of its divisors is an integer number (2480963494).

Almost surely, 2^4961926987 is an apocalyptic number.

4961926987 is a deficient number, since it is larger than the sum of its proper divisors (1).

4961926987 is an equidigital number, since it uses as much as digits as its factorization.

4961926987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11757312, while the sum is 61.

The square root of 4961926987 is about 70440.9468065272. The cubic root of 4961926987 is about 1705.6246209478.

The spelling of 4961926987 in words is "four billion, nine hundred sixty-one million, nine hundred twenty-six thousand, nine hundred eighty-seven".