53158471 has 2 divisors, whose sum is σ = 53158472. Its totient is φ = 53158470.

The previous prime is 53158463. The next prime is 53158489. The reversal of 53158471 is 17485135.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53158471 - 2³ = 53158463 is a prime.

It is a super-3 number, since 3×53158471³ (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 (53158411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26579235 + 26579236.

It is an arithmetic number, because the mean of its divisors is an integer number (26579236).

Almost surely, 2^53158471 is an apocalyptic number.

53158471 is a deficient number, since it is larger than the sum of its proper divisors (1).

53158471 is an equidigital number, since it uses as much as digits as its factorization.

53158471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 34.

The square root of 53158471 is about 7290.9855986691. The cubic root of 53158471 is about 376.0025817500.

The spelling of 53158471 in words is "fifty-three million, one hundred fifty-eight thousand, four hundred seventy-one".