53030511 has 8 divisors (see below), whose sum is σ = 78563760. Its totient is φ = 35353656.

The previous prime is 53030459. The next prime is 53030519. The reversal of 53030511 is 11503035.

It is a happy number.

It is not a de Polignac number, because 53030511 - 2⁶ = 53030447 is a prime.

It is a super-2 number, since 2×53030511² = 5624470193842242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53030519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 982020 + ... + 982073.

It is an arithmetic number, because the mean of its divisors is an integer number (9820470).

Almost surely, 2^53030511 is an apocalyptic number.

53030511 is a deficient number, since it is larger than the sum of its proper divisors (25533249).

53030511 is a wasteful number, since it uses less digits than its factorization.

53030511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1964102 (or 1964096 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 18.

The square root of 53030511 is about 7282.2050918661. The cubic root of 53030511 is about 375.7006421197.

Adding to 53030511 its reverse (11503035), we get a palindrome (64533546).

The spelling of 53030511 in words is "fifty-three million, thirty thousand, five hundred eleven".