91940600603 has 2 divisors, whose sum is σ = 91940600604. Its totient is φ = 91940600602.

The previous prime is 91940600581. The next prime is 91940600669. The reversal of 91940600603 is 30600604919.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 91940600603 - 2¹⁸ = 91940338459 is a prime.

It is not a weakly prime, because it can be changed into another prime (91940600503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45970300301 + 45970300302.

It is an arithmetic number, because the mean of its divisors is an integer number (45970300302).

Almost surely, 2^91940600603 is an apocalyptic number.

91940600603 is a deficient number, since it is larger than the sum of its proper divisors (1).

91940600603 is an equidigital number, since it uses as much as digits as its factorization.

91940600603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 38.

The spelling of 91940600603 in words is "ninety-one billion, nine hundred forty million, six hundred thousand, six hundred three".