7153421124 has 12 divisors (see below), whose sum is σ = 16691315984. Its totient is φ = 2384473704.

The previous prime is 7153421117. The next prime is 7153421129. The reversal of 7153421124 is 4211243517.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 7153421091 and 7153421100.

It is not an unprimeable number, because it can be changed into a prime (7153421129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298059202 + ... + 298059225.

Almost surely, 2^7153421124 is an apocalyptic number.

It is an amenable number.

7153421124 is an abundant number, since it is smaller than the sum of its proper divisors (9537894860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7153421124 is a wasteful number, since it uses less digits than its factorization.

7153421124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596118434 (or 596118432 counting only the distinct ones).

The product of its digits is 6720, while the sum is 30.

The square root of 7153421124 is about 84577.8997374610. The cubic root of 7153421124 is about 1926.8057379102.

The spelling of 7153421124 in words is "seven billion, one hundred fifty-three million, four hundred twenty-one thousand, one hundred twenty-four".