1117161600 has 96 divisors (see below), whose sum is σ = 3679682640. Its totient is φ = 297907200.

The previous prime is 1117161599. The next prime is 1117161607. The reversal of 1117161600 is 61617111.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1117161607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48586 + ... + 67785.

Almost surely, 2^1117161600 is an apocalyptic number.

1117161600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1117161600 is an abundant number, since it is smaller than the sum of its proper divisors (2562521040).

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

1117161600 is a wasteful number, since it uses less digits than its factorization.

1117161600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116398 (or 116381 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 24.

The square root of 1117161600 is about 33423.9674485241. The cubic root of 1117161600 is about 1037.6207939871.

Adding to 1117161600 its reverse (61617111), we get a palindrome (1178778711).

It can be divided in two parts, 11171 and 61600, that added together give a triangular number (72771 = T₃₈₁).

The spelling of 1117161600 in words is "one billion, one hundred seventeen million, one hundred sixty-one thousand, six hundred".