1123651600563 has 8 divisors (see below), whose sum is σ = 1498224600000. Its totient is φ = 749089834088.

The previous prime is 1123651600531. The next prime is 1123651600573. The reversal of 1123651600563 is 3650061563211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1123651600563 - 2⁵ = 1123651600531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1123651600573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2571993 + ... + 2976986.

It is an arithmetic number, because the mean of its divisors is an integer number (187278075000).

Almost surely, 2^{1123651600563} is an apocalyptic number.

1123651600563 is a deficient number, since it is larger than the sum of its proper divisors (374572999437).

1123651600563 is an equidigital number, since it uses as much as digits as its factorization.

1123651600563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5616481.

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 1123651600563 in words is "one trillion, one hundred twenty-three billion, six hundred fifty-one million, six hundred thousand, five hundred sixty-three".