113805051001 has 2 divisors, whose sum is σ = 113805051002. Its totient is φ = 113805051000.

The previous prime is 113805050951. The next prime is 113805051023. The reversal of 113805051001 is 100150508311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113592591225 + 212459776 = 337035^2 + 14576^2 .

It is a cyclic number.

It is not a de Polignac number, because 113805051001 - 2³⁵ = 79445312633 is a prime.

It is a super-2 number, since 2×113805051001² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113805054001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56902525500 + 56902525501.

It is an arithmetic number, because the mean of its divisors is an integer number (56902525501).

Almost surely, 2^113805051001 is an apocalyptic number.

It is an amenable number.

113805051001 is a deficient number, since it is larger than the sum of its proper divisors (1).

113805051001 is an equidigital number, since it uses as much as digits as its factorization.

113805051001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 25.

Adding to 113805051001 its reverse (100150508311), we get a palindrome (213955559312).

The spelling of 113805051001 in words is "one hundred thirteen billion, eight hundred five million, fifty-one thousand, one".