53325457 has 4 divisors (see below), whose sum is σ = 56132080. Its totient is φ = 50518836.

The previous prime is 53325451. The next prime is 53325463. The reversal of 53325457 is 75452335.

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 an interprime number because it is at equal distance from previous prime (53325451) and next prime (53325463).

It is a cyclic number.

It is not a de Polignac number, because 53325457 - 2³ = 53325449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53325451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1403283 + ... + 1403320.

It is an arithmetic number, because the mean of its divisors is an integer number (14033020).

Almost surely, 2^53325457 is an apocalyptic number.

It is an amenable number.

53325457 is a deficient number, since it is larger than the sum of its proper divisors (2806623).

53325457 is a wasteful number, since it uses less digits than its factorization.

53325457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2806622.

The product of its digits is 63000, while the sum is 34.

The square root of 53325457 is about 7302.4281578116. The cubic root of 53325457 is about 376.3958808566.

The spelling of 53325457 in words is "fifty-three million, three hundred twenty-five thousand, four hundred fifty-seven".