7321115474 has 4 divisors (see below), whose sum is σ = 10981673214. Its totient is φ = 3660557736.

The previous prime is 7321115443. The next prime is 7321115491. The reversal of 7321115474 is 4745111237.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4745111237 = 1229 ⋅3860953.

It can be written as a sum of positive squares in only one way, i.e., 4094080225 + 3227035249 = 63985^2 + 56807^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1830278867 + ... + 1830278870.

Almost surely, 2^7321115474 is an apocalyptic number.

7321115474 is a deficient number, since it is larger than the sum of its proper divisors (3660557740).

7321115474 is a wasteful number, since it uses less digits than its factorization.

7321115474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3660557739.

The product of its digits is 23520, while the sum is 35.

The square root of 7321115474 is about 85563.5171904475. The cubic root of 7321115474 is about 1941.7459990730.

The spelling of 7321115474 in words is "seven billion, three hundred twenty-one million, one hundred fifteen thousand, four hundred seventy-four".