1115423356 has 12 divisors (see below), whose sum is σ = 1978730992. Its totient is φ = 550071648.

The previous prime is 1115423333. The next prime is 1115423371. The reversal of 1115423356 is 6533245111.

It is a super-2 number, since 2×1115423356² = 2488338526220605472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1909680 + ... + 1910263.

Almost surely, 2^1115423356 is an apocalyptic number.

It is an amenable number.

1115423356 is a deficient number, since it is larger than the sum of its proper divisors (863307636).

1115423356 is a wasteful number, since it uses less digits than its factorization.

1115423356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3820020 (or 3820018 counting only the distinct ones).

The product of its digits is 10800, while the sum is 31.

The square root of 1115423356 is about 33397.9543684939. The cubic root of 1115423356 is about 1037.0823537162.

Adding to 1115423356 its reverse (6533245111), we get a palindrome (7648668467).

The spelling of 1115423356 in words is "one billion, one hundred fifteen million, four hundred twenty-three thousand, three hundred fifty-six".