52121150 has 36 divisors (see below), whose sum is σ = 103012008. Its totient is φ = 19616640.

The previous prime is 52121143. The next prime is 52121177. The reversal of 52121150 is 5112125.

It is a super-2 number, since 2×52121150² = 5433228554645000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 12647 + ... + 16253.

Almost surely, 2^52121150 is an apocalyptic number.

52121150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52121150 is a deficient number, since it is larger than the sum of its proper divisors (50890858).

52121150 is a wasteful number, since it uses less digits than its factorization.

52121150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3653 (or 3631 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 52121150 is about 7219.4979049793. The cubic root of 52121150 is about 373.5407586341.

Adding to 52121150 its reverse (5112125), we get a palindrome (57233275).

The spelling of 52121150 in words is "fifty-two million, one hundred twenty-one thousand, one hundred fifty".