1011442023 has 12 divisors (see below), whose sum is σ = 1462110000. Its totient is φ = 673769376.

The previous prime is 1011442009. The next prime is 1011442051. The reversal of 1011442023 is 3202441101.

1011442023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1011442023 - 2⁴ = 1011442007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1011441987 and 1011442005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011441023) 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, 31398 + ... + 54851.

It is an arithmetic number, because the mean of its divisors is an integer number (121842500).

Almost surely, 2^1011442023 is an apocalyptic number.

1011442023 is a deficient number, since it is larger than the sum of its proper divisors (450667977).

1011442023 is a wasteful number, since it uses less digits than its factorization.

1011442023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87558 (or 87555 counting only the distinct ones).

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

The square root of 1011442023 is about 31803.1763036336. The cubic root of 1011442023 is about 1003.7995527811.

Adding to 1011442023 its reverse (3202441101), we get a palindrome (4213883124).

The spelling of 1011442023 in words is "one billion, eleven million, four hundred forty-two thousand, twenty-three".