7745345603 has 2 divisors, whose sum is σ = 7745345604. Its totient is φ = 7745345602.

The previous prime is 7745345561. The next prime is 7745345627. The reversal of 7745345603 is 3065435477.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7745345603 - 2⁶ = 7745345539 is a prime.

It is a super-2 number, since 2×7745345603² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7745345903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3872672801 + 3872672802.

It is an arithmetic number, because the mean of its divisors is an integer number (3872672802).

Almost surely, 2^7745345603 is an apocalyptic number.

7745345603 is a deficient number, since it is larger than the sum of its proper divisors (1).

7745345603 is an equidigital number, since it uses as much as digits as its factorization.

7745345603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1058400, while the sum is 44.

The square root of 7745345603 is about 88007.6451394991. The cubic root of 7745345603 is about 1978.5495620903.

The spelling of 7745345603 in words is "seven billion, seven hundred forty-five million, three hundred forty-five thousand, six hundred three".