1146361111 has 4 divisors (see below), whose sum is σ = 1310126992. Its totient is φ = 982595232.

The previous prime is 1146361109. The next prime is 1146361133. The reversal of 1146361111 is 1111636411.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1146361111 - 2¹ = 1146361109 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 (1146361171) 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, 81882930 + ... + 81882943.

It is an arithmetic number, because the mean of its divisors is an integer number (327531748).

Almost surely, 2^1146361111 is an apocalyptic number.

1146361111 is a deficient number, since it is larger than the sum of its proper divisors (163765881).

1146361111 is an equidigital number, since it uses as much as digits as its factorization.

1146361111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163765880.

The product of its digits is 432, while the sum is 25.

The square root of 1146361111 is about 33857.9549146135. The cubic root of 1146361111 is about 1046.5833345536.

Adding to 1146361111 its reverse (1111636411), we get a palindrome (2257997522).

The spelling of 1146361111 in words is "one billion, one hundred forty-six million, three hundred sixty-one thousand, one hundred eleven".