83065553 has 8 divisors (see below), whose sum is σ = 88536960. Its totient is φ = 77659200.

The previous prime is 83065547. The next prime is 83065559. The reversal of 83065553 is 35556038.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (83065547) and next prime (83065559).

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

It is a cyclic number.

It is not a de Polignac number, because 83065553 - 2⁴ = 83065537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83065559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13613 + ... + 18746.

It is an arithmetic number, because the mean of its divisors is an integer number (11067120).

Almost surely, 2^83065553 is an apocalyptic number.

It is an amenable number.

83065553 is a deficient number, since it is larger than the sum of its proper divisors (5471407).

83065553 is a wasteful number, since it uses less digits than its factorization.

83065553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32527.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 83065553 is about 9114.0305573330. The cubic root of 83065553 is about 436.3218750057.

The spelling of 83065553 in words is "eighty-three million, sixty-five thousand, five hundred fifty-three".