53578471 has 2 divisors, whose sum is σ = 53578472. Its totient is φ = 53578470.

The previous prime is 53578453. The next prime is 53578501. The reversal of 53578471 is 17487535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53578471 - 2¹¹ = 53576423 is a prime.

It is a super-3 number, since 3×53578471³ (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 (53578451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26789235 + 26789236.

It is an arithmetic number, because the mean of its divisors is an integer number (26789236).

Almost surely, 2^53578471 is an apocalyptic number.

53578471 is a deficient number, since it is larger than the sum of its proper divisors (1).

53578471 is an equidigital number, since it uses as much as digits as its factorization.

53578471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 117600, while the sum is 40.

The square root of 53578471 is about 7319.7316207632. The cubic root of 53578471 is about 376.9902386617.

The spelling of 53578471 in words is "fifty-three million, five hundred seventy-eight thousand, four hundred seventy-one".