115531441311535 has 32 divisors (see below), whose sum is σ = 139980266173440. Its totient is φ = 91533368579328.

The previous prime is 115531441311521. The next prime is 115531441311547. The reversal of 115531441311535 is 535113144135511.

It is a cyclic number.

It is not a de Polignac number, because 115531441311535 - 2³¹ = 115529293827887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115531441311491 and 115531441311500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4085400526 + ... + 4085428804.

It is an arithmetic number, because the mean of its divisors is an integer number (4374383317920).

Almost surely, 2^{115531441311535} is an apocalyptic number.

115531441311535 is a deficient number, since it is larger than the sum of its proper divisors (24448824861905).

115531441311535 is a wasteful number, since it uses less digits than its factorization.

115531441311535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42327.

The product of its digits is 270000, while the sum is 43.

The spelling of 115531441311535 in words is "one hundred fifteen trillion, five hundred thirty-one billion, four hundred forty-one million, three hundred eleven thousand, five hundred thirty-five".