1141142123 has 16 divisors (see below), whose sum is σ = 1294748160. Its totient is φ = 996559200.

The previous prime is 1141142089. The next prime is 1141142131. The reversal of 1141142123 is 3212411411.

It is a cyclic number.

It is not a de Polignac number, because 1141142123 - 2¹² = 1141138027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1141142095 and 1141142104.

It is not an unprimeable number, because it can be changed into a prime (1141147123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14408 + ... + 49898.

It is an arithmetic number, because the mean of its divisors is an integer number (80921760).

Almost surely, 2^1141142123 is an apocalyptic number.

1141142123 is a deficient number, since it is larger than the sum of its proper divisors (153606037).

1141142123 is a wasteful number, since it uses less digits than its factorization.

1141142123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35618.

The product of its digits is 192, while the sum is 20.

The square root of 1141142123 is about 33780.7951801020. The cubic root of 1141142123 is about 1044.9926734985.

Adding to 1141142123 its reverse (3212411411), we get a palindrome (4353553534).

The spelling of 1141142123 in words is "one billion, one hundred forty-one million, one hundred forty-two thousand, one hundred twenty-three".