1321842934 has 4 divisors (see below), whose sum is σ = 1982764404. Its totient is φ = 660921466.

The previous prime is 1321842923. The next prime is 1321842941. The reversal of 1321842934 is 4392481231.

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

It is a junction number, because it is equal to n+sod(n) for n = 1321842893 and 1321842902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330460732 + ... + 330460735.

It is an arithmetic number, because the mean of its divisors is an integer number (495691101).

Almost surely, 2^1321842934 is an apocalyptic number.

1321842934 is a deficient number, since it is larger than the sum of its proper divisors (660921470).

1321842934 is an equidigital number, since it uses as much as digits as its factorization.

1321842934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660921469.

The product of its digits is 41472, while the sum is 37.

The square root of 1321842934 is about 36357.1579472323. The cubic root of 1321842934 is about 1097.4715850282.

The spelling of 1321842934 in words is "one billion, three hundred twenty-one million, eight hundred forty-two thousand, nine hundred thirty-four".