53133455 has 8 divisors (see below), whose sum is σ = 64113504. Its totient is φ = 42271200.

The previous prime is 53133439. The next prime is 53133463. The reversal of 53133455 is 55433135.

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

It is not a de Polignac number, because 53133455 - 2⁴ = 53133439 is a prime.

It is a Duffinian number.

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, 28451 + ... + 30260.

It is an arithmetic number, because the mean of its divisors is an integer number (8014188).

Almost surely, 2^53133455 is an apocalyptic number.

53133455 is a deficient number, since it is larger than the sum of its proper divisors (10980049).

53133455 is a wasteful number, since it uses less digits than its factorization.

53133455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58897.

The product of its digits is 13500, while the sum is 29.

The square root of 53133455 is about 7289.2698536959. The cubic root of 53133455 is about 375.9435911115.

The spelling of 53133455 in words is "fifty-three million, one hundred thirty-three thousand, four hundred fifty-five".