987654226753 has 2 divisors, whose sum is σ = 987654226754. Its totient is φ = 987654226752.

The previous prime is 987654226751. The next prime is 987654226781. The reversal of 987654226753 is 357622456789.

987654226753 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 809022894849 + 178631331904 = 899457^2 + 422648^2 .

It is a cyclic number.

It is not a de Polignac number, because 987654226753 - 2¹ = 987654226751 is a prime.

Together with 987654226751, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (987654226751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493827113376 + 493827113377.

It is an arithmetic number, because the mean of its divisors is an integer number (493827113377).

Almost surely, 2^987654226753 is an apocalyptic number.

It is an amenable number.

987654226753 is a deficient number, since it is larger than the sum of its proper divisors (1).

987654226753 is an equidigital number, since it uses as much as digits as its factorization.

987654226753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 152409600, while the sum is 64.

The spelling of 987654226753 in words is "nine hundred eighty-seven billion, six hundred fifty-four million, two hundred twenty-six thousand, seven hundred fifty-three".