100423401 has 8 divisors (see below), whose sum is σ = 144197760. Its totient is φ = 61798992.

The previous prime is 100423397. The next prime is 100423409. The reversal of 100423401 is 104324001.

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

It is not a de Polignac number, because 100423401 - 2² = 100423397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100423409) 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 7 ways as a sum of consecutive naturals, for example, 1287441 + ... + 1287518.

It is an arithmetic number, because the mean of its divisors is an integer number (18024720).

Almost surely, 2^100423401 is an apocalyptic number.

It is an amenable number.

100423401 is a deficient number, since it is larger than the sum of its proper divisors (43774359).

100423401 is a wasteful number, since it uses less digits than its factorization.

100423401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2574975.

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

The square root of 100423401 is about 10021.1476887630. The cubic root of 100423401 is about 464.8130454364.

Adding to 100423401 its reverse (104324001), we get a palindrome (204747402).

The spelling of 100423401 in words is "one hundred million, four hundred twenty-three thousand, four hundred one".