1117751250842 has 8 divisors (see below), whose sum is σ = 1721941116276. Its totient is φ = 543770878752.

The previous prime is 1117751250751. The next prime is 1117751250851. The reversal of 1117751250842 is 2480521577111.

It can be written as a sum of positive squares in 2 ways, for example, as 1116655044961 + 1096205881 = 1056719^2 + 33109^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1117751250793 and 1117751250802.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7552373243 + ... + 7552373390.

Almost surely, 2^{1117751250842} is an apocalyptic number.

1117751250842 is a deficient number, since it is larger than the sum of its proper divisors (604189865434).

1117751250842 is a wasteful number, since it uses less digits than its factorization.

1117751250842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15104746672.

The product of its (nonzero) digits is 156800, while the sum is 44.

The spelling of 1117751250842 in words is "one trillion, one hundred seventeen billion, seven hundred fifty-one million, two hundred fifty thousand, eight hundred forty-two".