1161500106 has 32 divisors (see below), whose sum is σ = 2523850560. Its totient is φ = 354219264.

The previous prime is 1161500099. The next prime is 1161500117. The reversal of 1161500106 is 6010051611.

It is a super-2 number, since 2×1161500106² = 2698164992476022472, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57076 + ... + 74703.

It is an arithmetic number, because the mean of its divisors is an integer number (78870330).

Almost surely, 2^1161500106 is an apocalyptic number.

1161500106 is an abundant number, since it is smaller than the sum of its proper divisors (1362350454).

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

1161500106 is a wasteful number, since it uses less digits than its factorization.

1161500106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131910.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 1161500106 is about 34080.7879310323. The cubic root of 1161500106 is about 1051.1703069084.

Adding to 1161500106 its reverse (6010051611), we get a palindrome (7171551717).

The spelling of 1161500106 in words is "one billion, one hundred sixty-one million, five hundred thousand, one hundred six".