1623359713 has 2 divisors, whose sum is σ = 1623359714. Its totient is φ = 1623359712.

The previous prime is 1623359687. The next prime is 1623359821. The reversal of 1623359713 is 3179533261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1009459984 + 613899729 = 31772^2 + 24777^2 .

It is a cyclic number.

It is not a de Polignac number, because 1623359713 - 2⁵ = 1623359681 is a prime.

It is not a weakly prime, because it can be changed into another prime (1623329713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811679856 + 811679857.

It is an arithmetic number, because the mean of its divisors is an integer number (811679857).

Almost surely, 2^1623359713 is an apocalyptic number.

It is an amenable number.

1623359713 is a deficient number, since it is larger than the sum of its proper divisors (1).

1623359713 is an equidigital number, since it uses as much as digits as its factorization.

1623359713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102060, while the sum is 40.

The square root of 1623359713 is about 40290.9383484674. The cubic root of 1623359713 is about 1175.2716349204.

The spelling of 1623359713 in words is "one billion, six hundred twenty-three million, three hundred fifty-nine thousand, seven hundred thirteen".