7923017122 has 4 divisors (see below), whose sum is σ = 11884525686. Its totient is φ = 3961508560.

The previous prime is 7923017087. The next prime is 7923017131. The reversal of 7923017122 is 2217103297.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7584493921 + 338523201 = 87089^2 + 18399^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1980754279 + ... + 1980754282.

Almost surely, 2^7923017122 is an apocalyptic number.

7923017122 is a deficient number, since it is larger than the sum of its proper divisors (3961508564).

7923017122 is a wasteful number, since it uses less digits than its factorization.

7923017122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3961508563.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 7923017122 is about 89011.3314247124. The cubic root of 7923017122 is about 1993.5640717961.

The spelling of 7923017122 in words is "seven billion, nine hundred twenty-three million, seventeen thousand, one hundred twenty-two".