83712527 has 2 divisors, whose sum is σ = 83712528. Its totient is φ = 83712526.

The previous prime is 83712523. The next prime is 83712533. The reversal of 83712527 is 72521738.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83712527 - 2² = 83712523 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83712523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41856263 + 41856264.

It is an arithmetic number, because the mean of its divisors is an integer number (41856264).

Almost surely, 2^83712527 is an apocalyptic number.

83712527 is a deficient number, since it is larger than the sum of its proper divisors (1).

83712527 is an equidigital number, since it uses as much as digits as its factorization.

83712527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23520, while the sum is 35.

The square root of 83712527 is about 9149.4550110922. The cubic root of 83712527 is about 437.4517423779.

The spelling of 83712527 in words is "eighty-three million, seven hundred twelve thousand, five hundred twenty-seven".