1166252341 has 4 divisors (see below), whose sum is σ = 1166464800. Its totient is φ = 1166039884.

The previous prime is 1166252299. The next prime is 1166252359. The reversal of 1166252341 is 1432526611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1432526611 = 691 ⋅2073121.

It is a cyclic number.

It is not a de Polignac number, because 1166252341 - 2⁹ = 1166251829 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 (1166252041) 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, 97771 + ... + 109048.

It is an arithmetic number, because the mean of its divisors is an integer number (291616200).

Almost surely, 2^1166252341 is an apocalyptic number.

It is an amenable number.

1166252341 is a deficient number, since it is larger than the sum of its proper divisors (212459).

1166252341 is an equidigital number, since it uses as much as digits as its factorization.

1166252341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212458.

The product of its digits is 8640, while the sum is 31.

The square root of 1166252341 is about 34150.4369078933. The cubic root of 1166252341 is about 1052.6019643826.

Adding to 1166252341 its reverse (1432526611), we get a palindrome (2598778952).

The spelling of 1166252341 in words is "one billion, one hundred sixty-six million, two hundred fifty-two thousand, three hundred forty-one".