121347527313 has 16 divisors (see below), whose sum is σ = 164992204800. Its totient is φ = 79313332560.

The previous prime is 121347527291. The next prime is 121347527333. The reversal of 121347527313 is 313725743121.

It is not a de Polignac number, because 121347527313 - 2¹⁷ = 121347396241 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (121347527333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1553233 + ... + 1629486.

It is an arithmetic number, because the mean of its divisors is an integer number (10312012800).

Almost surely, 2^121347527313 is an apocalyptic number.

It is an amenable number.

121347527313 is a deficient number, since it is larger than the sum of its proper divisors (43644677487).

121347527313 is a wasteful number, since it uses less digits than its factorization.

121347527313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3182972.

The product of its digits is 105840, while the sum is 39.

The spelling of 121347527313 in words is "one hundred twenty-one billion, three hundred forty-seven million, five hundred twenty-seven thousand, three hundred thirteen".