1000401423 has 8 divisors (see below), whose sum is σ = 1524421248. Its totient is φ = 571657944.

The previous prime is 1000401419. The next prime is 1000401473. The reversal of 1000401423 is 3241040001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1000401423 - 2² = 1000401419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000401473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23819061 + ... + 23819102.

It is an arithmetic number, because the mean of its divisors is an integer number (190552656).

Almost surely, 2^1000401423 is an apocalyptic number.

1000401423 is a deficient number, since it is larger than the sum of its proper divisors (524019825).

1000401423 is an equidigital number, since it uses as much as digits as its factorization.

1000401423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47638173.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1000401423 is about 31629.1230197740. The cubic root of 1000401423 is about 1000.1337897662.

Adding to 1000401423 its reverse (3241040001), we get a palindrome (4241441424).

The spelling of 1000401423 in words is "one billion, four hundred one thousand, four hundred twenty-three".