11603425657 has 2 divisors, whose sum is σ = 11603425658. Its totient is φ = 11603425656.

The previous prime is 11603425651. The next prime is 11603425681. The reversal of 11603425657 is 75652430611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7314354576 + 4289071081 = 85524^2 + 65491^2 .

It is a cyclic number.

It is not a de Polignac number, because 11603425657 - 2³¹ = 9455942009 is a prime.

It is not a weakly prime, because it can be changed into another prime (11603425651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5801712828 + 5801712829.

It is an arithmetic number, because the mean of its divisors is an integer number (5801712829).

Almost surely, 2^11603425657 is an apocalyptic number.

It is an amenable number.

11603425657 is a deficient number, since it is larger than the sum of its proper divisors (1).

11603425657 is an equidigital number, since it uses as much as digits as its factorization.

11603425657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 11603425657 in words is "eleven billion, six hundred three million, four hundred twenty-five thousand, six hundred fifty-seven".