1813360363 has 6 divisors (see below), whose sum is σ = 1831502492. Its totient is φ = 1795396200.

The previous prime is 1813360357. The next prime is 1813360429. The reversal of 1813360363 is 3630633181.

It is not a de Polignac number, because 1813360363 - 2⁵ = 1813360331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1813360333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78681 + ... + 99082.

Almost surely, 2^1813360363 is an apocalyptic number.

1813360363 is a deficient number, since it is larger than the sum of its proper divisors (18142129).

1813360363 is an equidigital number, since it uses as much as digits as its factorization.

1813360363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177965 (or 177864 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 1813360363 is about 42583.5691669921. The cubic root of 1813360363 is about 1219.4426288067.

The spelling of 1813360363 in words is "one billion, eight hundred thirteen million, three hundred sixty thousand, three hundred sixty-three".