1161241194 has 16 divisors (see below), whose sum is σ = 2322881568. Its totient is φ = 387013872.

The previous prime is 1161241163. The next prime is 1161241231. The reversal of 1161241194 is 4911421611.

It is a super-2 number, since 2×1161241194² = 2696962221285091272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32229 + ... + 57975.

It is an arithmetic number, because the mean of its divisors is an integer number (145180098).

Almost surely, 2^1161241194 is an apocalyptic number.

1161241194 is an abundant number, since it is smaller than the sum of its proper divisors (1161640374).

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

1161241194 is a wasteful number, since it uses less digits than its factorization.

1161241194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33269.

The product of its digits is 1728, while the sum is 30.

The square root of 1161241194 is about 34076.9892155983. The cubic root of 1161241194 is about 1051.0921950396.

The spelling of 1161241194 in words is "one billion, one hundred sixty-one million, two hundred forty-one thousand, one hundred ninety-four".