7122004635387 has 4 divisors (see below), whose sum is σ = 9496006180520. Its totient is φ = 4748003090256.

The previous prime is 7122004635359. The next prime is 7122004635401. The reversal of 7122004635387 is 7835364002217.

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

It is not a de Polignac number, because 7122004635387 - 2¹⁴ = 7122004619003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7122004635287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1187000772562 + ... + 1187000772567.

It is an arithmetic number, because the mean of its divisors is an integer number (2374001545130).

Almost surely, 2^{7122004635387} is an apocalyptic number.

7122004635387 is a deficient number, since it is larger than the sum of its proper divisors (2374001545133).

7122004635387 is a wasteful number, since it uses less digits than its factorization.

7122004635387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2374001545132.

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 7122004635387 in words is "seven trillion, one hundred twenty-two billion, four million, six hundred thirty-five thousand, three hundred eighty-seven".