7121373 has 16 divisors (see below), whose sum is σ = 10951296. Its totient is φ = 4032000.

The previous prime is 7121357. The next prime is 7121377. The reversal of 7121373 is 3731217.

It is not a de Polignac number, because 7121373 - 2⁴ = 7121357 is a prime.

7121373 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7121377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 873 + ... + 3873.

It is an arithmetic number, because the mean of its divisors is an integer number (684456).

Almost surely, 2^7121373 is an apocalyptic number.

It is an amenable number.

7121373 is a deficient number, since it is larger than the sum of its proper divisors (3829923).

7121373 is a wasteful number, since it uses less digits than its factorization.

7121373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3124.

The product of its digits is 882, while the sum is 24.

The square root of 7121373 is about 2668.5900771756. The cubic root of 7121373 is about 192.3923995280.

The spelling of 7121373 in words is "seven million, one hundred twenty-one thousand, three hundred seventy-three".