53012602 has 4 divisors (see below), whose sum is σ = 79518906. Its totient is φ = 26506300.

The previous prime is 53012591. The next prime is 53012633. The reversal of 53012602 is 20621035.

It is a happy number.

53012602 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20621035 = 5 ⋅4124207.

It can be written as a sum of positive squares in only one way, i.e., 52867441 + 145161 = 7271^2 + 381^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53012602.

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 as a sum of consecutive naturals, namely, 13253149 + ... + 13253152.

Almost surely, 2^53012602 is an apocalyptic number.

53012602 is a deficient number, since it is larger than the sum of its proper divisors (26506304).

53012602 is a wasteful number, since it uses less digits than its factorization.

53012602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26506303.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 53012602 is about 7280.9753467513. The cubic root of 53012602 is about 375.6583445804.

Adding to 53012602 its reverse (20621035), we get a palindrome (73633637).

The spelling of 53012602 in words is "fifty-three million, twelve thousand, six hundred two".