1118457123841 has 8 divisors (see below), whose sum is σ = 1183932161280. Its totient is φ = 1054775923152.

The previous prime is 1118457123793. The next prime is 1118457123863. The reversal of 1118457123841 is 1483217548111.

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 1118457123841 - 2¹³ = 1118457115649 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1118457123791 and 1118457123800.

It is not an unprimeable number, because it can be changed into a prime (1118457123871) 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, 448457905 + ... + 448460398.

It is an arithmetic number, because the mean of its divisors is an integer number (147991520160).

Almost surely, 2^{1118457123841} is an apocalyptic number.

It is an amenable number.

1118457123841 is a deficient number, since it is larger than the sum of its proper divisors (65475037439).

1118457123841 is an equidigital number, since it uses as much as digits as its factorization.

1118457123841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896918375.

The product of its digits is 215040, while the sum is 46.

The spelling of 1118457123841 in words is "one trillion, one hundred eighteen billion, four hundred fifty-seven million, one hundred twenty-three thousand, eight hundred forty-one".