113554003513421 has 2 divisors, whose sum is σ = 113554003513422. Its totient is φ = 113554003513420.

The previous prime is 113554003513409. The next prime is 113554003513439. The reversal of 113554003513421 is 124315300455311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108859800288100 + 4694203225321 = 10433590^2 + 2166611^2 .

It is a cyclic number.

It is not a de Polignac number, because 113554003513421 - 2¹⁴ = 113554003497037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113554003512421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56777001756710 + 56777001756711.

It is an arithmetic number, because the mean of its divisors is an integer number (56777001756711).

Almost surely, 2^{113554003513421} is an apocalyptic number.

It is an amenable number.

113554003513421 is a deficient number, since it is larger than the sum of its proper divisors (1).

113554003513421 is an equidigital number, since it uses as much as digits as its factorization.

113554003513421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 38.

Adding to 113554003513421 its reverse (124315300455311), we get a palindrome (237869303968732).

The spelling of 113554003513421 in words is "one hundred thirteen trillion, five hundred fifty-four billion, three million, five hundred thirteen thousand, four hundred twenty-one".