121675583 has 2 divisors, whose sum is σ = 121675584. Its totient is φ = 121675582.

The previous prime is 121675559. The next prime is 121675627. The reversal of 121675583 is 385576121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121675583 - 2¹⁴ = 121659199 is a prime.

It is a Sophie Germain prime.

It is equal to p_6931568 and since 121675583 and 6931568 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121675553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60837791 + 60837792.

It is an arithmetic number, because the mean of its divisors is an integer number (60837792).

Almost surely, 2^121675583 is an apocalyptic number.

121675583 is a deficient number, since it is larger than the sum of its proper divisors (1).

121675583 is an equidigital number, since it uses as much as digits as its factorization.

121675583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 38.

The square root of 121675583 is about 11030.6655737539. The cubic root of 121675583 is about 495.5275578030.

The spelling of 121675583 in words is "one hundred twenty-one million, six hundred seventy-five thousand, five hundred eighty-three".