115133252545 has 8 divisors (see below), whose sum is σ = 138161989224. Its totient is φ = 92105211264.

The previous prime is 115133252519. The next prime is 115133252561. The reversal of 115133252545 is 545252331511.

It can be written as a sum of positive squares in 4 ways, for example, as 16023509056 + 99109743489 = 126584^2 + 314817^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115133252545 - 2⁹ = 115133252033 is a prime.

It is a super-3 number, since 3×115133252545³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315747 + ... + 574423.

It is an arithmetic number, because the mean of its divisors is an integer number (17270248653).

Almost surely, 2^115133252545 is an apocalyptic number.

It is an amenable number.

115133252545 is a deficient number, since it is larger than the sum of its proper divisors (23028736679).

115133252545 is an equidigital number, since it uses as much as digits as its factorization.

115133252545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347699.

The product of its digits is 90000, while the sum is 37.

The spelling of 115133252545 in words is "one hundred fifteen billion, one hundred thirty-three million, two hundred fifty-two thousand, five hundred forty-five".