121453425151 has 2 divisors, whose sum is σ = 121453425152. Its totient is φ = 121453425150.

The previous prime is 121453425139. The next prime is 121453425167. The reversal of 121453425151 is 151524354121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121453425151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121453425451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60726712575 + 60726712576.

It is an arithmetic number, because the mean of its divisors is an integer number (60726712576).

Almost surely, 2^121453425151 is an apocalyptic number.

121453425151 is a deficient number, since it is larger than the sum of its proper divisors (1).

121453425151 is an equidigital number, since it uses as much as digits as its factorization.

121453425151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24000, while the sum is 34.

Adding to 121453425151 its reverse (151524354121), we get a palindrome (272977779272).

The spelling of 121453425151 in words is "one hundred twenty-one billion, four hundred fifty-three million, four hundred twenty-five thousand, one hundred fifty-one".