1813077332 has 48 divisors (see below), whose sum is σ = 3588520320. Its totient is φ = 793968000.

The previous prime is 1813077323. The next prime is 1813077341. The reversal of 1813077332 is 2337703181.

It is an interprime number because it is at equal distance from previous prime (1813077323) and next prime (1813077341).

It is a junction number, because it is equal to n+sod(n) for n = 1813077292 and 1813077301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 709457 + ... + 712007.

It is an arithmetic number, because the mean of its divisors is an integer number (74760840).

Almost surely, 2^1813077332 is an apocalyptic number.

It is an amenable number.

1813077332 is a deficient number, since it is larger than the sum of its proper divisors (1775442988).

1813077332 is a wasteful number, since it uses less digits than its factorization.

1813077332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3152 (or 3150 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 1813077332 is about 42580.2457954390. The cubic root of 1813077332 is about 1219.3791815862.

The spelling of 1813077332 in words is "one billion, eight hundred thirteen million, seventy-seven thousand, three hundred thirty-two".