83652109 has 2 divisors, whose sum is σ = 83652110. Its totient is φ = 83652108.

The previous prime is 83652103. The next prime is 83652143. The reversal of 83652109 is 90125638.

It is an a-pointer prime, because the next prime (83652143) can be obtained adding 83652109 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81540900 + 2111209 = 9030^2 + 1453^2 .

It is a cyclic number.

It is not a de Polignac number, because 83652109 - 2⁹ = 83651597 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83652103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41826054 + 41826055.

It is an arithmetic number, because the mean of its divisors is an integer number (41826055).

Almost surely, 2^83652109 is an apocalyptic number.

It is an amenable number.

83652109 is a deficient number, since it is larger than the sum of its proper divisors (1).

83652109 is an equidigital number, since it uses as much as digits as its factorization.

83652109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 83652109 is about 9146.1526884259. The cubic root of 83652109 is about 437.3464760921.

The spelling of 83652109 in words is "eighty-three million, six hundred fifty-two thousand, one hundred nine".