1141023042 has 24 divisors (see below), whose sum is σ = 2524818816. Its totient is φ = 372248376.

The previous prime is 1141023041. The next prime is 1141023047. The reversal of 1141023042 is 2403201411.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1141023041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 673518 + ... + 675209.

It is an arithmetic number, because the mean of its divisors is an integer number (105200784).

Almost surely, 2^1141023042 is an apocalyptic number.

1141023042 is an abundant number, since it is smaller than the sum of its proper divisors (1383795774).

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

1141023042 is a wasteful number, since it uses less digits than its factorization.

1141023042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348782 (or 1348779 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1141023042 is about 33779.0325793975. The cubic root of 1141023042 is about 1044.9563230450.

Adding to 1141023042 its reverse (2403201411), we get a palindrome (3544224453).

The spelling of 1141023042 in words is "one billion, one hundred forty-one million, twenty-three thousand, forty-two".