201603604651 has 2 divisors, whose sum is σ = 201603604652. Its totient is φ = 201603604650.

The previous prime is 201603604577. The next prime is 201603604667. The reversal of 201603604651 is 156406306102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201603604651 - 2⁷ = 201603604523 is a prime.

It is not a weakly prime, because it can be changed into another prime (201603604751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100801802325 + 100801802326.

It is an arithmetic number, because the mean of its divisors is an integer number (100801802326).

Almost surely, 2^201603604651 is an apocalyptic number.

201603604651 is a deficient number, since it is larger than the sum of its proper divisors (1).

201603604651 is an equidigital number, since it uses as much as digits as its factorization.

201603604651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 201603604651 in words is "two hundred one billion, six hundred three million, six hundred four thousand, six hundred fifty-one".