115354024421 has 2 divisors, whose sum is σ = 115354024422. Its totient is φ = 115354024420.

The previous prime is 115354024403. The next prime is 115354024451. The reversal of 115354024421 is 124420453511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81650205025 + 33703819396 = 285745^2 + 183586^2 .

It is a cyclic number.

It is not a de Polignac number, because 115354024421 - 2¹⁴ = 115354008037 is a prime.

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 (115354024451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57677012210 + 57677012211.

It is an arithmetic number, because the mean of its divisors is an integer number (57677012211).

Almost surely, 2^115354024421 is an apocalyptic number.

It is an amenable number.

115354024421 is a deficient number, since it is larger than the sum of its proper divisors (1).

115354024421 is an equidigital number, since it uses as much as digits as its factorization.

115354024421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 115354024421 its reverse (124420453511), we get a palindrome (239774477932).

The spelling of 115354024421 in words is "one hundred fifteen billion, three hundred fifty-four million, twenty-four thousand, four hundred twenty-one".