113554453240243 has 2 divisors, whose sum is σ = 113554453240244. Its totient is φ = 113554453240242.

The previous prime is 113554453240117. The next prime is 113554453240297. The reversal of 113554453240243 is 342042354455311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113554453240243 is a prime.

It is a super-2 number, since 2×113554453240243² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113554453240193 and 113554453240202.

It is not a weakly prime, because it can be changed into another prime (113554453210243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56777226620121 + 56777226620122.

It is an arithmetic number, because the mean of its divisors is an integer number (56777226620122).

Almost surely, 2^{113554453240243} is an apocalyptic number.

113554453240243 is a deficient number, since it is larger than the sum of its proper divisors (1).

113554453240243 is an equidigital number, since it uses as much as digits as its factorization.

113554453240243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456000, while the sum is 46.

The spelling of 113554453240243 in words is "one hundred thirteen trillion, five hundred fifty-four billion, four hundred fifty-three million, two hundred forty thousand, two hundred forty-three".