1801484134 has 4 divisors (see below), whose sum is σ = 2702226204. Its totient is φ = 900742066.

The previous prime is 1801484129. The next prime is 1801484161. The reversal of 1801484134 is 4314841081.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1801484134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450371032 + ... + 450371035.

It is an arithmetic number, because the mean of its divisors is an integer number (675556551).

Almost surely, 2^1801484134 is an apocalyptic number.

1801484134 is a deficient number, since it is larger than the sum of its proper divisors (900742070).

1801484134 is an equidigital number, since it uses as much as digits as its factorization.

1801484134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900742069.

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 1801484134 is about 42443.8939542545. The cubic root of 1801484134 is about 1216.7746332995.

The spelling of 1801484134 in words is "one billion, eight hundred one million, four hundred eighty-four thousand, one hundred thirty-four".