1402163321 has 8 divisors (see below), whose sum is σ = 1510872384. Its totient is φ = 1293575760.

The previous prime is 1402163317. The next prime is 1402163339. The reversal of 1402163321 is 1233612041.

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

It is a cyclic number.

It is not a de Polignac number, because 1402163321 - 2² = 1402163317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1402163351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5651 + ... + 53256.

It is an arithmetic number, because the mean of its divisors is an integer number (188859048).

Almost surely, 2^1402163321 is an apocalyptic number.

It is an amenable number.

1402163321 is a deficient number, since it is larger than the sum of its proper divisors (108709063).

1402163321 is a wasteful number, since it uses less digits than its factorization.

1402163321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60751.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1402163321 is about 37445.4713016140. The cubic root of 1402163321 is about 1119.2648558485.

Adding to 1402163321 its reverse (1233612041), we get a palindrome (2635775362).

The spelling of 1402163321 in words is "one billion, four hundred two million, one hundred sixty-three thousand, three hundred twenty-one".