121163351 has 2 divisors, whose sum is σ = 121163352. Its totient is φ = 121163350.

The previous prime is 121163347. The next prime is 121163453. The reversal of 121163351 is 153361121.

It is a weak prime.

It is an emirp because it is prime and its reverse (153361121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121163351 - 2² = 121163347 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121163051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60581675 + 60581676.

It is an arithmetic number, because the mean of its divisors is an integer number (60581676).

Almost surely, 2^121163351 is an apocalyptic number.

121163351 is a deficient number, since it is larger than the sum of its proper divisors (1).

121163351 is an equidigital number, since it uses as much as digits as its factorization.

121163351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 540, while the sum is 23.

The square root of 121163351 is about 11007.4225411765. The cubic root of 121163351 is about 494.8312195379.

The spelling of 121163351 in words is "one hundred twenty-one million, one hundred sixty-three thousand, three hundred fifty-one".