7449791603 has 4 divisors (see below), whose sum is σ = 7651137360. Its totient is φ = 7248445848.

The previous prime is 7449791593. The next prime is 7449791621. The reversal of 7449791603 is 3061979447.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3061979447 = 19 ⋅161156813.

It is a cyclic number.

It is not a de Polignac number, because 7449791603 - 2⁶ = 7449791539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7449791623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100672823 + ... + 100672896.

It is an arithmetic number, because the mean of its divisors is an integer number (1912784340).

Almost surely, 2^7449791603 is an apocalyptic number.

7449791603 is a deficient number, since it is larger than the sum of its proper divisors (201345757).

7449791603 is a wasteful number, since it uses less digits than its factorization.

7449791603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201345756.

The product of its (nonzero) digits is 1143072, while the sum is 50.

The square root of 7449791603 is about 86312.1752883103. The cubic root of 7449791603 is about 1953.0560542252.

The spelling of 7449791603 in words is "seven billion, four hundred forty-nine million, seven hundred ninety-one thousand, six hundred three".