115553135245321 has 8 divisors (see below), whose sum is σ = 118676329813440. Its totient is φ = 112429947880368.

The previous prime is 115553135245309. The next prime is 115553135245349. The reversal of 115553135245321 is 123542531355511.

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 115553135245321 - 2²¹ = 115553133148169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115553135245381) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 52752690 + ... + 54899476.

It is an arithmetic number, because the mean of its divisors is an integer number (14834541226680).

Almost surely, 2^{115553135245321} is an apocalyptic number.

It is an amenable number.

115553135245321 is a deficient number, since it is larger than the sum of its proper divisors (3123194568119).

115553135245321 is a wasteful number, since it uses less digits than its factorization.

115553135245321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3601583.

The product of its digits is 1350000, while the sum is 46.

The spelling of 115553135245321 in words is "one hundred fifteen trillion, five hundred fifty-three billion, one hundred thirty-five million, two hundred forty-five thousand, three hundred twenty-one".