1155045500343 has 24 divisors (see below), whose sum is σ = 1910046416928. Its totient is φ = 658882086912.

The previous prime is 1155045500321. The next prime is 1155045500347. The reversal of 1155045500343 is 3430055405511.

1155045500343 is a `hidden beast` number, since 1 + 15 + 50 + 4 + 550 + 0 + 3 + 43 = 666.

It is not a de Polignac number, because 1155045500343 - 2⁹ = 1155045499831 is a prime.

It is a super-2 number, since 2×1155045500343² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1155045500298 and 1155045500307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155045500347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15851046 + ... + 15923747.

It is an arithmetic number, because the mean of its divisors is an integer number (79585267372).

Almost surely, 2^{1155045500343} is an apocalyptic number.

1155045500343 is a deficient number, since it is larger than the sum of its proper divisors (755000916585).

1155045500343 is a wasteful number, since it uses less digits than its factorization.

1155045500343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31775383 (or 31775380 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 1155045500343 in words is "one trillion, one hundred fifty-five billion, forty-five million, five hundred thousand, three hundred forty-three".