20093603 has 2 divisors, whose sum is σ = 20093604. Its totient is φ = 20093602.

The previous prime is 20093573. The next prime is 20093629. The reversal of 20093603 is 30639002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20093603 - 2⁶ = 20093539 is a prime.

It is not a weakly prime, because it can be changed into another prime (20093663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10046801 + 10046802.

It is an arithmetic number, because the mean of its divisors is an integer number (10046802).

Almost surely, 2^20093603 is an apocalyptic number.

20093603 is a deficient number, since it is larger than the sum of its proper divisors (1).

20093603 is an equidigital number, since it uses as much as digits as its factorization.

20093603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 20093603 is about 4482.5888725155. The cubic root of 20093603 is about 271.8645654691.

The spelling of 20093603 in words is "twenty million, ninety-three thousand, six hundred three".