1840152303 has 16 divisors (see below), whose sum is σ = 2973984000. Its totient is φ = 1115243640.

The previous prime is 1840152287. The next prime is 1840152331. The reversal of 1840152303 is 3032510481.

It is a happy number.

It is not a de Polignac number, because 1840152303 - 2⁴ = 1840152287 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1840152703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3097603 + ... + 3098196.

It is an arithmetic number, because the mean of its divisors is an integer number (185874000).

Almost surely, 2^1840152303 is an apocalyptic number.

1840152303 is a deficient number, since it is larger than the sum of its proper divisors (1133831697).

1840152303 is a wasteful number, since it uses less digits than its factorization.

1840152303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6195819 (or 6195813 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1840152303 is about 42896.9964333169. The cubic root of 1840152303 is about 1225.4189438651.

Adding to 1840152303 its reverse (3032510481), we get a palindrome (4872662784).

The spelling of 1840152303 in words is "one billion, eight hundred forty million, one hundred fifty-two thousand, three hundred three".