1353606823 has 2 divisors, whose sum is σ = 1353606824. Its totient is φ = 1353606822.

The previous prime is 1353606811. The next prime is 1353606883. The reversal of 1353606823 is 3286063531.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1353606823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1353606883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676803411 + 676803412.

It is an arithmetic number, because the mean of its divisors is an integer number (676803412).

Almost surely, 2^1353606823 is an apocalyptic number.

1353606823 is a deficient number, since it is larger than the sum of its proper divisors (1).

1353606823 is an equidigital number, since it uses as much as digits as its factorization.

1353606823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 1353606823 is about 36791.3960458148. The cubic root of 1353606823 is about 1106.1928446622.

The spelling of 1353606823 in words is "one billion, three hundred fifty-three million, six hundred six thousand, eight hundred twenty-three".