53009351 has 8 divisors (see below), whose sum is σ = 54586224. Its totient is φ = 51446080.

The previous prime is 53009347. The next prime is 53009387. The reversal of 53009351 is 15390035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53009351 - 2² = 53009347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53009351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53009311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4796 + ... + 11358.

It is an arithmetic number, because the mean of its divisors is an integer number (6823278).

Almost surely, 2^53009351 is an apocalyptic number.

53009351 is a deficient number, since it is larger than the sum of its proper divisors (1576873).

53009351 is a wasteful number, since it uses less digits than its factorization.

53009351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6801.

The product of its (nonzero) digits is 2025, while the sum is 26.

The square root of 53009351 is about 7280.7520902720. The cubic root of 53009351 is about 375.6506653357.

Adding to 53009351 its reverse (15390035), we get a palindrome (68399386).

The spelling of 53009351 in words is "fifty-three million, nine thousand, three hundred fifty-one".