1001052423 has 24 divisors (see below), whose sum is σ = 1667167008. Its totient is φ = 566963712.

The previous prime is 1001052419. The next prime is 1001052443. The reversal of 1001052423 is 3242501001.

It is not a de Polignac number, because 1001052423 - 2² = 1001052419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1001052396 and 1001052405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001052443) 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 23 ways as a sum of consecutive naturals, for example, 63190 + ... + 77427.

It is an arithmetic number, because the mean of its divisors is an integer number (69465292).

Almost surely, 2^1001052423 is an apocalyptic number.

1001052423 is a deficient number, since it is larger than the sum of its proper divisors (666114585).

1001052423 is a wasteful number, since it uses less digits than its factorization.

1001052423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140743 (or 140740 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1001052423 is about 31639.4124945455. The cubic root of 1001052423 is about 1000.3506846726.

Adding to 1001052423 its reverse (3242501001), we get a palindrome (4243553424).

The spelling of 1001052423 in words is "one billion, one million, fifty-two thousand, four hundred twenty-three".