1180381101 has 8 divisors (see below), whose sum is σ = 1591525440. Its totient is φ = 778078752.

The previous prime is 1180380989. The next prime is 1180381109. The reversal of 1180381101 is 1011830811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1180381101 - 2⁷ = 1180380973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1180381109) 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, 2210185 + ... + 2210718.

It is an arithmetic number, because the mean of its divisors is an integer number (198940680).

Almost surely, 2^1180381101 is an apocalyptic number.

It is an amenable number.

1180381101 is a deficient number, since it is larger than the sum of its proper divisors (411144339).

1180381101 is an equidigital number, since it uses as much as digits as its factorization.

1180381101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4420995.

The product of its (nonzero) digits is 192, while the sum is 24.

The square root of 1180381101 is about 34356.6747663391. The cubic root of 1180381101 is about 1056.8355550863.

The spelling of 1180381101 in words is "one billion, one hundred eighty million, three hundred eighty-one thousand, one hundred one".