1123155553052 has 24 divisors (see below), whose sum is σ = 2184997406592. Its totient is φ = 501657566400.

The previous prime is 1123155553043. The next prime is 1123155553109. The reversal of 1123155553052 is 2503555513211.

It is a super-2 number, since 2×1123155553052² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123155552997 and 1123155553015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348371699 + ... + 348374922.

It is an arithmetic number, because the mean of its divisors is an integer number (91041558608).

Almost surely, 2^{1123155553052} is an apocalyptic number.

It is an amenable number.

1123155553052 is a deficient number, since it is larger than the sum of its proper divisors (1061841853540).

1123155553052 is a wasteful number, since it uses less digits than its factorization.

1123155553052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696746669 (or 696746667 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 38.

The spelling of 1123155553052 in words is "one trillion, one hundred twenty-three billion, one hundred fifty-five million, five hundred fifty-three thousand, fifty-two".