1356563604 has 24 divisors (see below), whose sum is σ = 3453071328. Its totient is φ = 411079840.

The previous prime is 1356563591. The next prime is 1356563629. The reversal of 1356563604 is 4063656531.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5138367 + ... + 5138630.

It is an arithmetic number, because the mean of its divisors is an integer number (143877972).

Almost surely, 2^1356563604 is an apocalyptic number.

It is an amenable number.

1356563604 is an abundant number, since it is smaller than the sum of its proper divisors (2096507724).

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

1356563604 is a wasteful number, since it uses less digits than its factorization.

1356563604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10277015 (or 10277013 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 39.

The square root of 1356563604 is about 36831.5571758784. The cubic root of 1356563604 is about 1106.9977045101.

The spelling of 1356563604 in words is "one billion, three hundred fifty-six million, five hundred sixty-three thousand, six hundred four".