52130136 has 16 divisors (see below), whose sum is σ = 130325400. Its totient is φ = 17376704.

The previous prime is 52130119. The next prime is 52130149. The reversal of 52130136 is 63103125.

52130136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1086021 + ... + 1086068.

Almost surely, 2^52130136 is an apocalyptic number.

It is an amenable number.

52130136 is an abundant number, since it is smaller than the sum of its proper divisors (78195264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52130136 is a wasteful number, since it uses less digits than its factorization.

52130136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172098 (or 2172094 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 52130136 is about 7220.1202206057. The cubic root of 52130136 is about 373.5622242923.

The spelling of 52130136 in words is "fifty-two million, one hundred thirty thousand, one hundred thirty-six".