53011340 has 12 divisors (see below), whose sum is σ = 111323856. Its totient is φ = 21204528.

The previous prime is 53011339. The next prime is 53011363. The reversal of 53011340 is 4311035.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1325264 + ... + 1325303.

It is an arithmetic number, because the mean of its divisors is an integer number (9276988).

Almost surely, 2^53011340 is an apocalyptic number.

It is an amenable number.

53011340 is an abundant number, since it is smaller than the sum of its proper divisors (58312516).

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

53011340 is a wasteful number, since it uses less digits than its factorization.

53011340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2650576 (or 2650574 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 53011340 is about 7280.8886820223. Note that the first 3 decimals coincide. The cubic root of 53011340 is about 375.6553636251.

Adding to 53011340 its reverse (4311035), we get a palindrome (57322375).

The spelling of 53011340 in words is "fifty-three million, eleven thousand, three hundred forty".