53070345 has 48 divisors (see below), whose sum is σ = 98206992. Its totient is φ = 26419200.

The previous prime is 53070341. The next prime is 53070371. The reversal of 53070345 is 54307035.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 19927296 + 33143049 = 4464^2 + 5757^2 .

It is not a de Polignac number, because 53070345 - 2² = 53070341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53070341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 132145 + ... + 132545.

It is an arithmetic number, because the mean of its divisors is an integer number (2045979).

Almost surely, 2^53070345 is an apocalyptic number.

It is an amenable number.

53070345 is a deficient number, since it is larger than the sum of its proper divisors (45136647).

53070345 is a wasteful number, since it uses less digits than its factorization.

53070345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602 (or 599 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 27.

The square root of 53070345 is about 7284.9396016714. The cubic root of 53070345 is about 375.7946880661.

The spelling of 53070345 in words is "fifty-three million, seventy thousand, three hundred forty-five".