53159149 has 2 divisors, whose sum is σ = 53159150. Its totient is φ = 53159148.

The previous prime is 53159143. The next prime is 53159167. The reversal of 53159149 is 94195135.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52490025 + 669124 = 7245^2 + 818^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53159149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53159143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26579574 + 26579575.

It is an arithmetic number, because the mean of its divisors is an integer number (26579575).

Almost surely, 2^53159149 is an apocalyptic number.

It is an amenable number.

53159149 is a deficient number, since it is larger than the sum of its proper divisors (1).

53159149 is an equidigital number, since it uses as much as digits as its factorization.

53159149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24300, while the sum is 37.

The square root of 53159149 is about 7291.0320942923. The cubic root of 53159149 is about 376.0041802953.

The spelling of 53159149 in words is "fifty-three million, one hundred fifty-nine thousand, one hundred forty-nine".