121762416313 has 4 divisors (see below), whose sum is σ = 128170964560. Its totient is φ = 115353868068.

The previous prime is 121762416287. The next prime is 121762416317. The reversal of 121762416313 is 313614267121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 121762416313 - 2¹⁷ = 121762285241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121762416317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3204274095 + ... + 3204274132.

It is an arithmetic number, because the mean of its divisors is an integer number (32042741140).

Almost surely, 2^121762416313 is an apocalyptic number.

It is an amenable number.

121762416313 is a deficient number, since it is larger than the sum of its proper divisors (6408548247).

121762416313 is an equidigital number, since it uses as much as digits as its factorization.

121762416313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6408548246.

The product of its digits is 36288, while the sum is 37.

The spelling of 121762416313 in words is "one hundred twenty-one billion, seven hundred sixty-two million, four hundred sixteen thousand, three hundred thirteen".