113505533311 has 4 divisors (see below), whose sum is σ = 113645491624. Its totient is φ = 113365575000.

The previous prime is 113505533269. The next prime is 113505533353. The reversal of 113505533311 is 113335505311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113335505311 = 7 ⋅16190786473.

It is an interprime number because it is at equal distance from previous prime (113505533269) and next prime (113505533353).

It is a cyclic number.

It is not a de Polignac number, because 113505533311 - 2¹¹ = 113505531263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113505533371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69977940 + ... + 69979561.

It is an arithmetic number, because the mean of its divisors is an integer number (28411372906).

Almost surely, 2^113505533311 is an apocalyptic number.

113505533311 is a deficient number, since it is larger than the sum of its proper divisors (139958313).

113505533311 is an equidigital number, since it uses as much as digits as its factorization.

113505533311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139958312.

The product of its (nonzero) digits is 10125, while the sum is 31.

The spelling of 113505533311 in words is "one hundred thirteen billion, five hundred five million, five hundred thirty-three thousand, three hundred eleven".