53304545 has 16 divisors (see below), whose sum is σ = 74304768. Its totient is φ = 35951040.

The previous prime is 53304521. The next prime is 53304569. The reversal of 53304545 is 54540335.

It is an interprime number because it is at equal distance from previous prime (53304521) and next prime (53304569).

It is not a de Polignac number, because 53304545 - 2¹² = 53300449 is a prime.

It is a Duffinian number.

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, 10349 + ... + 14618.

It is an arithmetic number, because the mean of its divisors is an integer number (4644048).

Almost surely, 2^53304545 is an apocalyptic number.

It is an amenable number.

53304545 is a deficient number, since it is larger than the sum of its proper divisors (21000223).

53304545 is a wasteful number, since it uses less digits than its factorization.

53304545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25040.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 53304545 is about 7300.9961649079. The cubic root of 53304545 is about 376.3466722156.

The spelling of 53304545 in words is "fifty-three million, three hundred four thousand, five hundred forty-five".