1141222146 has 16 divisors (see below), whose sum is σ = 2285421600. Its totient is φ = 379911168.

The previous prime is 1141222139. The next prime is 1141222151. The reversal of 1141222146 is 6412221411.

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, 119056 + ... + 128283.

It is an arithmetic number, because the mean of its divisors is an integer number (142838850).

Almost surely, 2^1141222146 is an apocalyptic number.

1141222146 is an abundant number, since it is smaller than the sum of its proper divisors (1144199454).

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

1141222146 is a wasteful number, since it uses less digits than its factorization.

1141222146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248113.

The product of its digits is 768, while the sum is 24.

The square root of 1141222146 is about 33781.9796045170. The cubic root of 1141222146 is about 1045.0170997561.

Adding to 1141222146 its reverse (6412221411), we get a palindrome (7553443557).

The spelling of 1141222146 in words is "one billion, one hundred forty-one million, two hundred twenty-two thousand, one hundred forty-six".