113555781463 has 4 divisors (see below), whose sum is σ = 119532401560. Its totient is φ = 107579161368.

The previous prime is 113555781457. The next prime is 113555781499. The reversal of 113555781463 is 364187555311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113555781463 - 2⁵ = 113555781431 is a prime.

It is a super-2 number, since 2×113555781463² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113555782463) 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, 2988310020 + ... + 2988310057.

It is an arithmetic number, because the mean of its divisors is an integer number (29883100390).

Almost surely, 2^113555781463 is an apocalyptic number.

113555781463 is a deficient number, since it is larger than the sum of its proper divisors (5976620097).

113555781463 is an equidigital number, since it uses as much as digits as its factorization.

113555781463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5976620096.

The product of its digits is 1512000, while the sum is 49.

The spelling of 113555781463 in words is "one hundred thirteen billion, five hundred fifty-five million, seven hundred eighty-one thousand, four hundred sixty-three".