13055501001 has 4 divisors (see below), whose sum is σ = 17407334672. Its totient is φ = 8703667332.

The previous prime is 13055500993. The next prime is 13055501057. The reversal of 13055501001 is 10010555031.

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 not a de Polignac number, because 13055501001 - 2³ = 13055500993 is a prime.

It is a super-2 number, since 2×13055501001² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13055501801) 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, 2175916831 + ... + 2175916836.

It is an arithmetic number, because the mean of its divisors is an integer number (4351833668).

Almost surely, 2^13055501001 is an apocalyptic number.

It is an amenable number.

13055501001 is a deficient number, since it is larger than the sum of its proper divisors (4351833671).

13055501001 is an equidigital number, since it uses as much as digits as its factorization.

13055501001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4351833670.

The product of its (nonzero) digits is 375, while the sum is 21.

The spelling of 13055501001 in words is "thirteen billion, fifty-five million, five hundred one thousand, one".