1340320802 has 8 divisors (see below), whose sum is σ = 2010659436. Its totient is φ = 670100992.

The previous prime is 1340320799. The next prime is 1340320829. The reversal of 1340320802 is 2080230431.

It can be written as a sum of positive squares in 2 ways, for example, as 1283000761 + 57320041 = 35819^2 + 7571^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8138 + ... + 52410.

Almost surely, 2^1340320802 is an apocalyptic number.

1340320802 is a deficient number, since it is larger than the sum of its proper divisors (670338634).

1340320802 is a wasteful number, since it uses less digits than its factorization.

1340320802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59412.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1340320802 is about 36610.3919946236. The cubic root of 1340320802 is about 1102.5617434823.

The spelling of 1340320802 in words is "one billion, three hundred forty million, three hundred twenty thousand, eight hundred two".