122087671 has 2 divisors, whose sum is σ = 122087672. Its totient is φ = 122087670.

The previous prime is 122087663. The next prime is 122087723. The reversal of 122087671 is 176780221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122087671 - 2³ = 122087663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122087971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61043835 + 61043836.

It is an arithmetic number, because the mean of its divisors is an integer number (61043836).

Almost surely, 2^122087671 is an apocalyptic number.

122087671 is a deficient number, since it is larger than the sum of its proper divisors (1).

122087671 is an equidigital number, since it uses as much as digits as its factorization.

122087671 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 34.

The square root of 122087671 is about 11049.3289841510. The cubic root of 122087671 is about 496.0863411413.

The spelling of 122087671 in words is "one hundred twenty-two million, eighty-seven thousand, six hundred seventy-one".