113654003213 has 2 divisors, whose sum is σ = 113654003214. Its totient is φ = 113654003212.

The previous prime is 113654003209. The next prime is 113654003231. The reversal of 113654003213 is 312300456311.

Together with next prime (113654003231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59347293769 + 54306709444 = 243613^2 + 233038^2 .

It is a cyclic number.

It is not a de Polignac number, because 113654003213 - 2² = 113654003209 is a prime.

It is a super-2 number, since 2×113654003213² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113654003233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56827001606 + 56827001607.

It is an arithmetic number, because the mean of its divisors is an integer number (56827001607).

Almost surely, 2^113654003213 is an apocalyptic number.

It is an amenable number.

113654003213 is a deficient number, since it is larger than the sum of its proper divisors (1).

113654003213 is an equidigital number, since it uses as much as digits as its factorization.

113654003213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 113654003213 its reverse (312300456311), we get a palindrome (425954459524).

The spelling of 113654003213 in words is "one hundred thirteen billion, six hundred fifty-four million, three thousand, two hundred thirteen".