121162847 has 8 divisors (see below), whose sum is σ = 130958016. Its totient is φ = 111435552.

The previous prime is 121162843. The next prime is 121162861. The reversal of 121162847 is 748261121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121162847 - 2² = 121162843 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121162843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13223 + ... + 20424.

It is an arithmetic number, because the mean of its divisors is an integer number (16369752).

Almost surely, 2^121162847 is an apocalyptic number.

121162847 is a deficient number, since it is larger than the sum of its proper divisors (9795169).

121162847 is a wasteful number, since it uses less digits than its factorization.

121162847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33937.

The product of its digits is 5376, while the sum is 32.

The square root of 121162847 is about 11007.3996475099. The cubic root of 121162847 is about 494.8305334248.

The spelling of 121162847 in words is "one hundred twenty-one million, one hundred sixty-two thousand, eight hundred forty-seven".