53641545 has 16 divisors (see below), whose sum is σ = 90875520. Its totient is φ = 26925824.

The previous prime is 53641537. The next prime is 53641547. The reversal of 53641545 is 54514635.

It is not a de Polignac number, because 53641545 - 2³ = 53641537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53641547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104925 + ... + 105434.

It is an arithmetic number, because the mean of its divisors is an integer number (5679720).

Almost surely, 2^53641545 is an apocalyptic number.

It is an amenable number.

53641545 is a deficient number, since it is larger than the sum of its proper divisors (37233975).

53641545 is a wasteful number, since it uses less digits than its factorization.

53641545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210384.

The product of its digits is 36000, while the sum is 33.

The square root of 53641545 is about 7324.0388447905. The cubic root of 53641545 is about 377.1381149582.

The spelling of 53641545 in words is "fifty-three million, six hundred forty-one thousand, five hundred forty-five".