1223741004751 has 4 divisors (see below), whose sum is σ = 1223746531600. Its totient is φ = 1223735477904.

The previous prime is 1223741004679. The next prime is 1223741004763. The reversal of 1223741004751 is 1574001473221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1223741004751 - 2¹⁵ = 1223740971983 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1223741004751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223741004791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2416806 + ... + 2878963.

It is an arithmetic number, because the mean of its divisors is an integer number (305936632900).

Almost surely, 2^{1223741004751} is an apocalyptic number.

1223741004751 is a deficient number, since it is larger than the sum of its proper divisors (5526849).

1223741004751 is an equidigital number, since it uses as much as digits as its factorization.

1223741004751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5526848.

The product of its (nonzero) digits is 47040, while the sum is 37.

Adding to 1223741004751 its reverse (1574001473221), we get a palindrome (2797742477972).

The spelling of 1223741004751 in words is "one trillion, two hundred twenty-three billion, seven hundred forty-one million, four thousand, seven hundred fifty-one".