53531355 has 16 divisors (see below), whose sum is σ = 87473664. Its totient is φ = 27942240.

The previous prime is 53531347. The next prime is 53531369. The reversal of 53531355 is 55313535.

It is not a de Polignac number, because 53531355 - 2³ = 53531347 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37261 + ... + 38670.

It is an arithmetic number, because the mean of its divisors is an integer number (5467104).

Almost surely, 2^53531355 is an apocalyptic number.

53531355 is a deficient number, since it is larger than the sum of its proper divisors (33942309).

53531355 is a wasteful number, since it uses less digits than its factorization.

53531355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75986.

The product of its digits is 16875, while the sum is 30.

The square root of 53531355 is about 7316.5124888843. The cubic root of 53531355 is about 376.8796999763.

The spelling of 53531355 in words is "fifty-three million, five hundred thirty-one thousand, three hundred fifty-five".