1117548798 has 16 divisors (see below), whose sum is σ = 2282653440. Its totient is φ = 364590296.

The previous prime is 1117548793. The next prime is 1117548833. The reversal of 1117548798 is 8978457111.

It is a super-2 number, since 2×1117548798² = 2497830631822489608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1117548798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117548793) 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, 1981188 + ... + 1981751.

It is an arithmetic number, because the mean of its divisors is an integer number (142665840).

Almost surely, 2^1117548798 is an apocalyptic number.

1117548798 is an abundant number, since it is smaller than the sum of its proper divisors (1165104642).

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

1117548798 is a wasteful number, since it uses less digits than its factorization.

1117548798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3962991.

The product of its digits is 564480, while the sum is 51.

The square root of 1117548798 is about 33429.7591675441. The cubic root of 1117548798 is about 1037.7406567683.

The spelling of 1117548798 in words is "one billion, one hundred seventeen million, five hundred forty-eight thousand, seven hundred ninety-eight".