7133140 has 24 divisors (see below), whose sum is σ = 17119872. Its totient is φ = 2445600.

The previous prime is 7133129. The next prime is 7133167. The reversal of 7133140 is 413317.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25336 + ... + 25615.

It is an arithmetic number, because the mean of its divisors is an integer number (713328).

Almost surely, 2^7133140 is an apocalyptic number.

7133140 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

7133140 is an abundant number, since it is smaller than the sum of its proper divisors (9986732).

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

7133140 is a wasteful number, since it uses less digits than its factorization.

7133140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50967 (or 50965 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 7133140 is about 2670.7938894643. The cubic root of 7133140 is about 192.4983077380.

Adding to 7133140 its reverse (413317), we get a palindrome (7546457).

The spelling of 7133140 in words is "seven million, one hundred thirty-three thousand, one hundred forty".