53456465 has 4 divisors (see below), whose sum is σ = 64147764. Its totient is φ = 42765168.

The previous prime is 53456461. The next prime is 53456467. The reversal of 53456465 is 56465435.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 38925121 + 14531344 = 6239^2 + 3812^2 .

It is a cyclic number.

It is not a de Polignac number, because 53456465 - 2² = 53456461 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53456461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5345642 + ... + 5345651.

It is an arithmetic number, because the mean of its divisors is an integer number (16036941).

Almost surely, 2^53456465 is an apocalyptic number.

It is an amenable number.

53456465 is a deficient number, since it is larger than the sum of its proper divisors (10691299).

53456465 is a wasteful number, since it uses less digits than its factorization.

53456465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10691298.

The product of its digits is 216000, while the sum is 38.

The square root of 53456465 is about 7311.3928221646. The cubic root of 53456465 is about 376.7038672459.

The spelling of 53456465 in words is "fifty-three million, four hundred fifty-six thousand, four hundred sixty-five".