1652005603 has 2 divisors, whose sum is σ = 1652005604. Its totient is φ = 1652005602.

The previous prime is 1652005573. The next prime is 1652005639. The reversal of 1652005603 is 3065002561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1652005603 - 2⁵ = 1652005571 is a prime.

It is not a weakly prime, because it can be changed into another prime (1652005703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 826002801 + 826002802.

It is an arithmetic number, because the mean of its divisors is an integer number (826002802).

Almost surely, 2^1652005603 is an apocalyptic number.

1652005603 is a deficient number, since it is larger than the sum of its proper divisors (1).

1652005603 is an equidigital number, since it uses as much as digits as its factorization.

1652005603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 1652005603 is about 40644.8717921462. The cubic root of 1652005603 is about 1182.1443348681.

The spelling of 1652005603 in words is "one billion, six hundred fifty-two million, five thousand, six hundred three".