1123840622157 has 16 divisors (see below), whose sum is σ = 1647155727360. Its totient is φ = 675916170800.

The previous prime is 1123840622123. The next prime is 1123840622161. The reversal of 1123840622157 is 7512260483211.

It is a cyclic number.

It is not a de Polignac number, because 1123840622157 - 2¹¹ = 1123840620109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123840622197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129979557 + ... + 129988202.

It is an arithmetic number, because the mean of its divisors is an integer number (102947232960).

Almost surely, 2^{1123840622157} is an apocalyptic number.

It is an amenable number.

1123840622157 is a deficient number, since it is larger than the sum of its proper divisors (523315105203).

1123840622157 is a wasteful number, since it uses less digits than its factorization.

1123840622157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259967904.

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 1123840622157 in words is "one trillion, one hundred twenty-three billion, eight hundred forty million, six hundred twenty-two thousand, one hundred fifty-seven".