1623132803 has 2 divisors, whose sum is σ = 1623132804. Its totient is φ = 1623132802.

The previous prime is 1623132781. The next prime is 1623132853. The reversal of 1623132803 is 3082313261.

It is a weak prime.

It is an emirp because it is prime and its reverse (3082313261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1623132803 - 2⁸ = 1623132547 is a prime.

It is not a weakly prime, because it can be changed into another prime (1623132853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811566401 + 811566402.

It is an arithmetic number, because the mean of its divisors is an integer number (811566402).

Almost surely, 2^1623132803 is an apocalyptic number.

1623132803 is a deficient number, since it is larger than the sum of its proper divisors (1).

1623132803 is an equidigital number, since it uses as much as digits as its factorization.

1623132803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1623132803 is about 40288.1223563472. The cubic root of 1623132803 is about 1175.2168733230.

The spelling of 1623132803 in words is "one billion, six hundred twenty-three million, one hundred thirty-two thousand, eight hundred three".