1356421146 has 8 divisors (see below), whose sum is σ = 2712842304. Its totient is φ = 452140380.

The previous prime is 1356421141. The next prime is 1356421169. The reversal of 1356421146 is 6411246531.

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

1356421146 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1356421141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113035090 + ... + 113035101.

It is an arithmetic number, because the mean of its divisors is an integer number (339105288).

Almost surely, 2^1356421146 is an apocalyptic number.

1356421146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1356421146 is a wasteful number, since it uses less digits than its factorization.

1356421146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226070196.

The product of its digits is 17280, while the sum is 33.

The square root of 1356421146 is about 36829.6232128432. The cubic root of 1356421146 is about 1106.9589531142.

Adding to 1356421146 its reverse (6411246531), we get a palindrome (7767667677).

The spelling of 1356421146 in words is "one billion, three hundred fifty-six million, four hundred twenty-one thousand, one hundred forty-six".