113515441001 has 2 divisors, whose sum is σ = 113515441002. Its totient is φ = 113515441000.

The previous prime is 113515440991. The next prime is 113515441049. The reversal of 113515441001 is 100144515311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108620339776 + 4895101225 = 329576^2 + 69965^2 .

It is a cyclic number.

It is not a de Polignac number, because 113515441001 - 2¹⁰ = 113515439977 is a prime.

It is not a weakly prime, because it can be changed into another prime (113515441901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56757720500 + 56757720501.

It is an arithmetic number, because the mean of its divisors is an integer number (56757720501).

Almost surely, 2^113515441001 is an apocalyptic number.

It is an amenable number.

113515441001 is a deficient number, since it is larger than the sum of its proper divisors (1).

113515441001 is an equidigital number, since it uses as much as digits as its factorization.

113515441001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 113515441001 its reverse (100144515311), we get a palindrome (213659956312).

The spelling of 113515441001 in words is "one hundred thirteen billion, five hundred fifteen million, four hundred forty-one thousand, one".