53142502 has 16 divisors (see below), whose sum is σ = 91296000. Its totient is φ = 22726728.

The previous prime is 53142491. The next prime is 53142511. The reversal of 53142502 is 20524135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3183 + ... + 10789.

It is an arithmetic number, because the mean of its divisors is an integer number (5706000).

Almost surely, 2^53142502 is an apocalyptic number.

53142502 is a deficient number, since it is larger than the sum of its proper divisors (38153498).

53142502 is a wasteful number, since it uses less digits than its factorization.

53142502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8115.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 53142502 is about 7289.8903969813. The cubic root of 53142502 is about 375.9649271269.

Adding to 53142502 its reverse (20524135), we get a palindrome (73666637).

The spelling of 53142502 in words is "fifty-three million, one hundred forty-two thousand, five hundred two".