53031473 has 4 divisors (see below), whose sum is σ = 57852528. Its totient is φ = 48210420.

The previous prime is 53031457. The next prime is 53031479. The reversal of 53031473 is 37413035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53031473 - 2⁴ = 53031457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53031479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2410511 + ... + 2410532.

It is an arithmetic number, because the mean of its divisors is an integer number (14463132).

Almost surely, 2^53031473 is an apocalyptic number.

It is an amenable number.

53031473 is a deficient number, since it is larger than the sum of its proper divisors (4821055).

53031473 is a wasteful number, since it uses less digits than its factorization.

53031473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4821054.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 53031473 is about 7282.2711429883. The cubic root of 53031473 is about 375.7029139052.

It can be divided in two parts, 5303 and 1473, that added together give a palindrome (6776).

The spelling of 53031473 in words is "fifty-three million, thirty-one thousand, four hundred seventy-three".