53144037 has 12 divisors (see below), whose sum is σ = 79411020. Its totient is φ = 34207488.

The previous prime is 53144033. The next prime is 53144041. The reversal of 53144037 is 73044135.

It is an interprime number because it is at equal distance from previous prime (53144033) and next prime (53144041).

It can be written as a sum of positive squares in 2 ways, for example, as 23561316 + 29582721 = 4854^2 + 5439^2 .

It is not a de Polignac number, because 53144037 - 2² = 53144033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53144037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53144033) 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, 101548 + ... + 102069.

It is an arithmetic number, because the mean of its divisors is an integer number (6617585).

Almost surely, 2^53144037 is an apocalyptic number.

It is an amenable number.

53144037 is a deficient number, since it is larger than the sum of its proper divisors (26266983).

53144037 is a wasteful number, since it uses less digits than its factorization.

53144037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203652 (or 203649 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 53144037 is about 7289.9956790111. The cubic root of 53144037 is about 375.9685469578.

The spelling of 53144037 in words is "fifty-three million, one hundred forty-four thousand, thirty-seven".