1356163320 has 32 divisors (see below), whose sum is σ = 4068490320. Its totient is φ = 361643520.

The previous prime is 1356163301. The next prime is 1356163327. The reversal of 1356163320 is 233616531.

It is a happy number.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356163327) 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, 5650561 + ... + 5650800.

Almost surely, 2^1356163320 is an apocalyptic number.

1356163320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1356163320 is an abundant number, since it is smaller than the sum of its proper divisors (2712327000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1356163320 is a wasteful number, since it uses less digits than its factorization.

1356163320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11301375 (or 11301371 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 1356163320 is about 36826.1227934737. The cubic root of 1356163320 is about 1106.8888124393. Note that the first 4 decimals are identical.

Adding to 1356163320 its reverse (233616531), we get a palindrome (1589779851).

The spelling of 1356163320 in words is "one billion, three hundred fifty-six million, one hundred sixty-three thousand, three hundred twenty".