1012422543 has 32 divisors (see below), whose sum is σ = 1553817600. Its totient is φ = 579909600.

The previous prime is 1012422491. The next prime is 1012422547. The reversal of 1012422543 is 3452242101.

It is not a de Polignac number, because 1012422543 - 2⁶ = 1012422479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012422547) 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 31 ways as a sum of consecutive naturals, for example, 298648 + ... + 302018.

It is an arithmetic number, because the mean of its divisors is an integer number (48556800).

Almost surely, 2^1012422543 is an apocalyptic number.

1012422543 is a deficient number, since it is larger than the sum of its proper divisors (541395057).

1012422543 is a wasteful number, since it uses less digits than its factorization.

1012422543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3883.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1012422543 is about 31818.5880107839. The cubic root of 1012422543 is about 1004.1238184120.

Adding to 1012422543 its reverse (3452242101), we get a palindrome (4464664644).

The spelling of 1012422543 in words is "one billion, twelve million, four hundred twenty-two thousand, five hundred forty-three".