53005471 has 2 divisors, whose sum is σ = 53005472. Its totient is φ = 53005470.

The previous prime is 53005391. The next prime is 53005483. The reversal of 53005471 is 17450035.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53005471 - 2⁷ = 53005343 is a prime.

It is a super-3 number, since 3×53005471³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53005871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26502735 + 26502736.

It is an arithmetic number, because the mean of its divisors is an integer number (26502736).

Almost surely, 2^53005471 is an apocalyptic number.

53005471 is a deficient number, since it is larger than the sum of its proper divisors (1).

53005471 is an equidigital number, since it uses as much as digits as its factorization.

53005471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 53005471 is about 7280.4856294069. The cubic root of 53005471 is about 375.6414999078.

The spelling of 53005471 in words is "fifty-three million, five thousand, four hundred seventy-one".