113406554213 has 2 divisors, whose sum is σ = 113406554214. Its totient is φ = 113406554212.

The previous prime is 113406554207. The next prime is 113406554257. The reversal of 113406554213 is 312455604311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60711974404 + 52694579809 = 246398^2 + 229553^2 .

It is a cyclic number.

It is not a de Polignac number, because 113406554213 - 2⁸ = 113406553957 is a prime.

It is a super-2 number, since 2×113406554213² (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 (113406554203) 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 as a sum of consecutive naturals, namely, 56703277106 + 56703277107.

It is an arithmetic number, because the mean of its divisors is an integer number (56703277107).

Almost surely, 2^113406554213 is an apocalyptic number.

It is an amenable number.

113406554213 is a deficient number, since it is larger than the sum of its proper divisors (1).

113406554213 is an equidigital number, since it uses as much as digits as its factorization.

113406554213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 113406554213 in words is "one hundred thirteen billion, four hundred six million, five hundred fifty-four thousand, two hundred thirteen".