1001412023 has 4 divisors (see below), whose sum is σ = 1001860728. Its totient is φ = 1000963320.

The previous prime is 1001411987. The next prime is 1001412053. The reversal of 1001412023 is 3202141001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1001412023 - 2²⁰ = 1000363447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1001411989 and 1001412007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001412053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220988 + ... + 225473.

It is an arithmetic number, because the mean of its divisors is an integer number (250465182).

Almost surely, 2^1001412023 is an apocalyptic number.

1001412023 is a deficient number, since it is larger than the sum of its proper divisors (448705).

1001412023 is an equidigital number, since it uses as much as digits as its factorization.

1001412023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448704.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1001412023 is about 31645.0947699640. The cubic root of 1001412023 is about 1000.4704529726.

Adding to 1001412023 its reverse (3202141001), we get a palindrome (4203553024).

The spelling of 1001412023 in words is "one billion, one million, four hundred twelve thousand, twenty-three".