1356621146 has 8 divisors (see below), whose sum is σ = 2048408544. Its totient is φ = 673818300.

The previous prime is 1356621107. The next prime is 1356621181. The reversal of 1356621146 is 6411266531.

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, 2245760 + ... + 2246363.

It is an arithmetic number, because the mean of its divisors is an integer number (256051068).

Almost surely, 2^1356621146 is an apocalyptic number.

1356621146 is a deficient number, since it is larger than the sum of its proper divisors (691787398).

1356621146 is a wasteful number, since it uses less digits than its factorization.

1356621146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4492276.

The product of its digits is 25920, while the sum is 35.

The square root of 1356621146 is about 36832.3383183854. The cubic root of 1356621146 is about 1107.0133563038.

Adding to 1356621146 its reverse (6411266531), we get a palindrome (7767887677).

The spelling of 1356621146 in words is "one billion, three hundred fifty-six million, six hundred twenty-one thousand, one hundred forty-six".