1123885357 has 8 divisors (see below), whose sum is σ = 1294555136. Its totient is φ = 955744272.

The previous prime is 1123885339. The next prime is 1123885361. The reversal of 1123885357 is 7535883211.

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

It is not a de Polignac number, because 1123885357 - 2⁷ = 1123885229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123885327) 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, 631218 + ... + 632995.

It is an arithmetic number, because the mean of its divisors is an integer number (161819392).

Almost surely, 2^1123885357 is an apocalyptic number.

It is an amenable number.

1123885357 is a deficient number, since it is larger than the sum of its proper divisors (170669779).

1123885357 is a wasteful number, since it uses less digits than its factorization.

1123885357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264347.

The product of its digits is 201600, while the sum is 43.

The square root of 1123885357 is about 33524.3994278794. The cubic root of 1123885357 is about 1039.6983090030.

The spelling of 1123885357 in words is "one billion, one hundred twenty-three million, eight hundred eighty-five thousand, three hundred fifty-seven".