115323501554 has 4 divisors (see below), whose sum is σ = 172985252334. Its totient is φ = 57661750776.

The previous prime is 115323501493. The next prime is 115323501569. The reversal of 115323501554 is 455105323511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 455105323511 = 17 ⋅26770901383.

It can be written as a sum of positive squares in only one way, i.e., 111540636529 + 3782865025 = 333977^2 + 61505^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28830875387 + ... + 28830875390.

Almost surely, 2^115323501554 is an apocalyptic number.

115323501554 is a deficient number, since it is larger than the sum of its proper divisors (57661750780).

115323501554 is an equidigital number, since it uses as much as digits as its factorization.

115323501554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57661750779.

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 115323501554 in words is "one hundred fifteen billion, three hundred twenty-three million, five hundred one thousand, five hundred fifty-four".