121412597 has 2 divisors, whose sum is σ = 121412598. Its totient is φ = 121412596.

The previous prime is 121412591. The next prime is 121412617. The reversal of 121412597 is 795214121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103042801 + 18369796 = 10151^2 + 4286^2 .

It is a cyclic number.

It is not a de Polignac number, because 121412597 - 2⁴ = 121412581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121412591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60706298 + 60706299.

It is an arithmetic number, because the mean of its divisors is an integer number (60706299).

Almost surely, 2^121412597 is an apocalyptic number.

It is an amenable number.

121412597 is a deficient number, since it is larger than the sum of its proper divisors (1).

121412597 is an equidigital number, since it uses as much as digits as its factorization.

121412597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 32.

The square root of 121412597 is about 11018.7384486610. The cubic root of 121412597 is about 495.1702940924.

The spelling of 121412597 in words is "one hundred twenty-one million, four hundred twelve thousand, five hundred ninety-seven".