65754005 has 4 divisors (see below), whose sum is σ = 78904812. Its totient is φ = 52603200.

The previous prime is 65753981. The next prime is 65754019. The reversal of 65754005 is 50045756.

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 13712209 + 52041796 = 3703^2 + 7214^2 .

It is not a de Polignac number, because 65754005 - 2¹² = 65749909 is a prime.

It is a Duffinian number.

It is a congruent 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, 6575396 + ... + 6575405.

It is an arithmetic number, because the mean of its divisors is an integer number (19726203).

Almost surely, 2^65754005 is an apocalyptic number.

It is an amenable number.

65754005 is a deficient number, since it is larger than the sum of its proper divisors (13150807).

65754005 is a wasteful number, since it uses less digits than its factorization.

65754005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13150806.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 65754005 is about 8108.8843252324. The cubic root of 65754005 is about 403.6212937277.

The spelling of 65754005 in words is "sixty-five million, seven hundred fifty-four thousand, five".