1161410101 has 4 divisors (see below), whose sum is σ = 1165374252. Its totient is φ = 1157445952.

The previous prime is 1161410087. The next prime is 1161410113. The reversal of 1161410101 is 1010141611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1065957201 + 95452900 = 32649^2 + 9770^2 .

It is a cyclic number.

It is not a de Polignac number, because 1161410101 - 2⁷ = 1161409973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161410141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1981636 + ... + 1982221.

It is an arithmetic number, because the mean of its divisors is an integer number (291343563).

Almost surely, 2^1161410101 is an apocalyptic number.

It is an amenable number.

1161410101 is a deficient number, since it is larger than the sum of its proper divisors (3964151).

1161410101 is an equidigital number, since it uses as much as digits as its factorization.

1161410101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3964150.

The product of its (nonzero) digits is 24, while the sum is 16.

The square root of 1161410101 is about 34079.4674400877. The cubic root of 1161410101 is about 1051.1431543704.

Adding to 1161410101 its reverse (1010141611), we get a palindrome (2171551712).

The spelling of 1161410101 in words is "one billion, one hundred sixty-one million, four hundred ten thousand, one hundred one".