1802092043 has 4 divisors (see below), whose sum is σ = 1808944368. Its totient is φ = 1795239720.

The previous prime is 1802092009. The next prime is 1802092057. The reversal of 1802092043 is 3402902081.

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 1802092043 - 2⁶ = 1802091979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1802091997 and 1802092015.

It is not an unprimeable number, because it can be changed into a prime (1802092003) 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, 3425768 + ... + 3426293.

It is an arithmetic number, because the mean of its divisors is an integer number (452236092).

Almost surely, 2^1802092043 is an apocalyptic number.

1802092043 is a deficient number, since it is larger than the sum of its proper divisors (6852325).

1802092043 is an equidigital number, since it uses as much as digits as its factorization.

1802092043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6852324.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1802092043 is about 42451.0546747663. The cubic root of 1802092043 is about 1216.9114843639.

The spelling of 1802092043 in words is "one billion, eight hundred two million, ninety-two thousand, forty-three".