1117373920 has 216 divisors, whose sum is σ = 3022350408. Its totient is φ = 389975040.

The previous prime is 1117373863. The next prime is 1117373927. The reversal of 1117373920 is 293737111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117373927) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 25985419 + ... + 25985461.

It is an arithmetic number, because the mean of its divisors is an integer number (13992363).

Almost surely, 2^1117373920 is an apocalyptic number.

1117373920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1117373920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1511175204).

1117373920 is an abundant number, since it is smaller than the sum of its proper divisors (1904976488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1117373920 is a wasteful number, since it uses less digits than its factorization.

1117373920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 7938, while the sum is 34.

The square root of 1117373920 is about 33427.1434615643. The cubic root of 1117373920 is about 1037.6865241649.

The spelling of 1117373920 in words is "one billion, one hundred seventeen million, three hundred seventy-three thousand, nine hundred twenty".