83142707 has 2 divisors, whose sum is σ = 83142708. Its totient is φ = 83142706.

The previous prime is 83142701. The next prime is 83142721. The reversal of 83142707 is 70724138.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83142707 - 2²² = 78948403 is a prime.

It is equal to p_4842077 and since 83142707 and 4842077 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (83142701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41571353 + 41571354.

It is an arithmetic number, because the mean of its divisors is an integer number (41571354).

Almost surely, 2^83142707 is an apocalyptic number.

83142707 is a deficient number, since it is larger than the sum of its proper divisors (1).

83142707 is an equidigital number, since it uses as much as digits as its factorization.

83142707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 83142707 is about 9118.2622796232. The cubic root of 83142707 is about 436.4569232071.

The spelling of 83142707 in words is "eighty-three million, one hundred forty-two thousand, seven hundred seven".