111360312453 has 24 divisors (see below), whose sum is σ = 161061727008. Its totient is φ = 68035945248.

The previous prime is 111360312443. The next prime is 111360312499. The reversal of 111360312453 is 354213063111.

It is not a de Polignac number, because 111360312453 - 2¹⁶ = 111360246917 is a prime.

It is a super-2 number, since 2×111360312453² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111360312453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111360312443) 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 23 ways as a sum of consecutive naturals, for example, 679626 + ... + 827412.

It is an arithmetic number, because the mean of its divisors is an integer number (6710905292).

Almost surely, 2^111360312453 is an apocalyptic number.

111360312453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

111360312453 is a deficient number, since it is larger than the sum of its proper divisors (49701414555).

111360312453 is a wasteful number, since it uses less digits than its factorization.

111360312453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148081 (or 147942 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

Adding to 111360312453 its reverse (354213063111), we get a palindrome (465573375564).

The spelling of 111360312453 in words is "one hundred eleven billion, three hundred sixty million, three hundred twelve thousand, four hundred fifty-three".