53006465 has 4 divisors (see below), whose sum is σ = 63607764. Its totient is φ = 42405168.

The previous prime is 53006453. The next prime is 53006477. The reversal of 53006465 is 56460035.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (53006453) and next prime (53006477).

It can be written as a sum of positive squares in 2 ways, for example, as 25170289 + 27836176 = 5017^2 + 5276^2 .

It is a cyclic number.

It is not a de Polignac number, because 53006465 - 2⁸ = 53006209 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5300642 + ... + 5300651.

It is an arithmetic number, because the mean of its divisors is an integer number (15901941).

Almost surely, 2^53006465 is an apocalyptic number.

It is an amenable number.

53006465 is a deficient number, since it is larger than the sum of its proper divisors (10601299).

53006465 is a wasteful number, since it uses less digits than its factorization.

53006465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10601298.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 53006465 is about 7280.5538937639. The cubic root of 53006465 is about 375.6438480008.

The spelling of 53006465 in words is "fifty-three million, six thousand, four hundred sixty-five".