53825139 has 12 divisors (see below), whose sum is σ = 77921376. Its totient is φ = 35803152.

The previous prime is 53825113. The next prime is 53825147. The reversal of 53825139 is 93152835.

It is not a de Polignac number, because 53825139 - 2¹⁵ = 53792371 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (53825339) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2292 + ... + 10625.

It is an arithmetic number, because the mean of its divisors is an integer number (6493448).

Almost surely, 2^53825139 is an apocalyptic number.

53825139 is a deficient number, since it is larger than the sum of its proper divisors (24096237).

53825139 is a wasteful number, since it uses less digits than its factorization.

53825139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13386 (or 13383 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 53825139 is about 7336.5617969182. The cubic root of 53825139 is about 377.5678903671.

The spelling of 53825139 in words is "fifty-three million, eight hundred twenty-five thousand, one hundred thirty-nine".