101604401 has 4 divisors (see below), whose sum is σ = 101627904. Its totient is φ = 101580900.

The previous prime is 101604383. The next prime is 101604403. The reversal of 101604401 is 104406101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101604401 - 2¹⁰ = 101603377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101604401.

It is not an unprimeable number, because it can be changed into a prime (101604403) 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, 3185 + ... + 14606.

It is an arithmetic number, because the mean of its divisors is an integer number (25406976).

Almost surely, 2^101604401 is an apocalyptic number.

It is an amenable number.

101604401 is a deficient number, since it is larger than the sum of its proper divisors (23503).

101604401 is an equidigital number, since it uses as much as digits as its factorization.

101604401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23502.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 101604401 is about 10079.9008427663. The cubic root of 101604401 is about 466.6280482215.

The spelling of 101604401 in words is "one hundred one million, six hundred four thousand, four hundred one".