65134445 has 8 divisors (see below), whose sum is σ = 80067960. Its totient is φ = 50836480.

The previous prime is 65134439. The next prime is 65134457. The reversal of 65134445 is 54443156.

It can be written as a sum of positive squares in 4 ways, for example, as 315844 + 64818601 = 562^2 + 8051^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-65134445 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158660 + ... + 159069.

It is an arithmetic number, because the mean of its divisors is an integer number (10008495).

Almost surely, 2^65134445 is an apocalyptic number.

It is an amenable number.

65134445 is a deficient number, since it is larger than the sum of its proper divisors (14933515).

65134445 is a wasteful number, since it uses less digits than its factorization.

65134445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317775.

The product of its digits is 28800, while the sum is 32.

The square root of 65134445 is about 8070.5913661887. The cubic root of 65134445 is about 402.3495985269.

The spelling of 65134445 in words is "sixty-five million, one hundred thirty-four thousand, four hundred forty-five".