8474340151121 has 4 divisors (see below), whose sum is σ = 9126212470452. Its totient is φ = 7822467831792.

The previous prime is 8474340151027. The next prime is 8474340151181. The reversal of 8474340151121 is 1211510434748.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5029752629521 + 3444587521600 = 2242711^2 + 1855960^2 .

It is a cyclic number.

It is not a de Polignac number, because 8474340151121 - 2¹⁰ = 8474340150097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8474340151181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325936159646 + ... + 325936159671.

It is an arithmetic number, because the mean of its divisors is an integer number (2281553117613).

Almost surely, 2^{8474340151121} is an apocalyptic number.

It is an amenable number.

8474340151121 is a deficient number, since it is larger than the sum of its proper divisors (651872319331).

8474340151121 is a wasteful number, since it uses less digits than its factorization.

8474340151121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651872319330.

The product of its (nonzero) digits is 107520, while the sum is 41.

Adding to 8474340151121 its reverse (1211510434748), we get a palindrome (9685850585869).

The spelling of 8474340151121 in words is "eight trillion, four hundred seventy-four billion, three hundred forty million, one hundred fifty-one thousand, one hundred twenty-one".