30053313 has 6 divisors (see below), whose sum is σ = 43410354. Its totient is φ = 20035536.

The previous prime is 30053311. The next prime is 30053339. The reversal of 30053313 is 31335003.

30053313 = 1042² + 1043² + ... + 1068².

30053313 is a `hidden beast` number, since 300 + 53 + 313 = 666.

It can be written as a sum of positive squares in only one way, i.e., 29517489 + 535824 = 5433^2 + 732^2 .

It is not a de Polignac number, because 30053313 - 2¹ = 30053311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30053311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1669620 + ... + 1669637.

It is an arithmetic number, because the mean of its divisors is an integer number (7235059).

Almost surely, 2^30053313 is an apocalyptic number.

It is an amenable number.

30053313 is a deficient number, since it is larger than the sum of its proper divisors (13357041).

30053313 is a wasteful number, since it uses less digits than its factorization.

30053313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3339263 (or 3339260 counting only the distinct ones).

The product of its (nonzero) digits is 405, while the sum is 18.

The square root of 30053313 is about 5482.0902035629. The cubic root of 30053313 is about 310.9072037669.

Adding to 30053313 its reverse (31335003), we get a palindrome (61388316).

The spelling of 30053313 in words is "thirty million, fifty-three thousand, three hundred thirteen".