1042111092 has 48 divisors (see below), whose sum is σ = 2677473792. Its totient is φ = 312835680.

The previous prime is 1042111051. The next prime is 1042111093. The reversal of 1042111092 is 2901112401.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042111093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22768 + ... + 51015.

It is an arithmetic number, because the mean of its divisors is an integer number (55780704).

Almost surely, 2^1042111092 is an apocalyptic number.

1042111092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1042111092 is an abundant number, since it is smaller than the sum of its proper divisors (1635362700).

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

1042111092 is a wasteful number, since it uses less digits than its factorization.

1042111092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73908 (or 73906 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 1042111092 is about 32281.7454918411. The cubic root of 1042111092 is about 1013.8444766125.

Adding to 1042111092 its reverse (2901112401), we get a palindrome (3943223493).

The spelling of 1042111092 in words is "one billion, forty-two million, one hundred eleven thousand, ninety-two".