13873990601 has 8 divisors (see below), whose sum is σ = 14355021000. Its totient is φ = 13393134720.

The previous prime is 13873990591. The next prime is 13873990621. The reversal of 13873990601 is 10609937831.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 763969600 + 13110021001 = 27640^2 + 114499^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 13873990601 - 2¹⁸ = 13873728457 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13873990621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129875 + ... + 211223.

It is an arithmetic number, because the mean of its divisors is an integer number (1794377625).

Almost surely, 2^13873990601 is an apocalyptic number.

It is an amenable number.

13873990601 is a deficient number, since it is larger than the sum of its proper divisors (481030399).

13873990601 is an equidigital number, since it uses as much as digits as its factorization.

13873990601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87259.

The product of its (nonzero) digits is 244944, while the sum is 47.

The spelling of 13873990601 in words is "thirteen billion, eight hundred seventy-three million, nine hundred ninety thousand, six hundred one".