1123670775557 has 8 divisors (see below), whose sum is σ = 1228447557792. Its totient is φ = 1019331475600.

The previous prime is 1123670775541. The next prime is 1123670775583. The reversal of 1123670775557 is 7555770763211.

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 1123670775557 - 2⁴ = 1123670775541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123670775517) 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, 109365194 + ... + 109375467.

It is an arithmetic number, because the mean of its divisors is an integer number (153555944724).

Almost surely, 2^{1123670775557} is an apocalyptic number.

It is an amenable number.

1123670775557 is a deficient number, since it is larger than the sum of its proper divisors (104776782235).

1123670775557 is a wasteful number, since it uses less digits than its factorization.

1123670775557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218741139.

The product of its (nonzero) digits is 10804500, while the sum is 56.

The spelling of 1123670775557 in words is "one trillion, one hundred twenty-three billion, six hundred seventy million, seven hundred seventy-five thousand, five hundred fifty-seven".