115243403255425 has 24 divisors (see below), whose sum is σ = 146226303685440. Its totient is φ = 90049929211200.

The previous prime is 115243403255417. The next prime is 115243403255443. The reversal of 115243403255425 is 524552304342511.

It is not a de Polignac number, because 115243403255425 - 2³ = 115243403255417 is a prime.

It is a super-4 number, since 4×115243403255425⁴ (a number of 57 digits) contains 4444 as substring.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 159631020 + ... + 160351330.

It is an arithmetic number, because the mean of its divisors is an integer number (6092762653560).

Almost surely, 2^{115243403255425} is an apocalyptic number.

It is an amenable number.

115243403255425 is a deficient number, since it is larger than the sum of its proper divisors (30982900430015).

115243403255425 is a wasteful number, since it uses less digits than its factorization.

115243403255425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869193 (or 869188 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 46.

Adding to 115243403255425 its reverse (524552304342511), we get a palindrome (639795707597936).

The spelling of 115243403255425 in words is "one hundred fifteen trillion, two hundred forty-three billion, four hundred three million, two hundred fifty-five thousand, four hundred twenty-five".