83277513 has 24 divisors (see below), whose sum is σ = 138134880. Its totient is φ = 47813760.

The previous prime is 83277511. The next prime is 83277517. The reversal of 83277513 is 31577238.

It is not a de Polignac number, because 83277513 - 2¹ = 83277511 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (83277511) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20256 + ... + 24017.

It is an arithmetic number, because the mean of its divisors is an integer number (5755620).

Almost surely, 2^83277513 is an apocalyptic number.

It is an amenable number.

83277513 is a deficient number, since it is larger than the sum of its proper divisors (54857367).

83277513 is a wasteful number, since it uses less digits than its factorization.

83277513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44309 (or 44306 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 83277513 is about 9125.6513740116. The cubic root of 83277513 is about 436.6926834786.

The spelling of 83277513 in words is "eighty-three million, two hundred seventy-seven thousand, five hundred thirteen".