7427125999 has 8 divisors (see below), whose sum is σ = 7485788160. Its totient is φ = 7368694200.

The previous prime is 7427125961. The next prime is 7427126017. The reversal of 7427125999 is 9995217247.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7427125999 - 2¹³ = 7427117807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7427120999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7434 + ... + 122104.

It is an arithmetic number, because the mean of its divisors is an integer number (935723520).

Almost surely, 2^7427125999 is an apocalyptic number.

7427125999 is a deficient number, since it is larger than the sum of its proper divisors (58662161).

7427125999 is a wasteful number, since it uses less digits than its factorization.

7427125999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115181.

The product of its digits is 2857680, while the sum is 55.

The square root of 7427125999 is about 86180.7751125505. The cubic root of 7427125999 is about 1951.0733515735.

The spelling of 7427125999 in words is "seven billion, four hundred twenty-seven million, one hundred twenty-five thousand, nine hundred ninety-nine".