11900000603 has 2 divisors, whose sum is σ = 11900000604. Its totient is φ = 11900000602.

The previous prime is 11900000573. The next prime is 11900000617. The reversal of 11900000603 is 30600000911.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11900000603 is a prime.

It is a super-2 number, since 2×11900000603² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11900000633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5950000301 + 5950000302.

It is an arithmetic number, because the mean of its divisors is an integer number (5950000302).

Almost surely, 2^11900000603 is an apocalyptic number.

11900000603 is a deficient number, since it is larger than the sum of its proper divisors (1).

11900000603 is an equidigital number, since it uses as much as digits as its factorization.

11900000603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 20.

The spelling of 11900000603 in words is "eleven billion, nine hundred million, six hundred three", and thus it is an aban number.