121034479 has 2 divisors, whose sum is σ = 121034480. Its totient is φ = 121034478.

The previous prime is 121034477. The next prime is 121034483. The reversal of 121034479 is 974430121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121034479 - 2¹ = 121034477 is a prime.

Together with 121034477, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 121034479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121034471) 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 as a sum of consecutive naturals, namely, 60517239 + 60517240.

It is an arithmetic number, because the mean of its divisors is an integer number (60517240).

Almost surely, 2^121034479 is an apocalyptic number.

121034479 is a deficient number, since it is larger than the sum of its proper divisors (1).

121034479 is an equidigital number, since it uses as much as digits as its factorization.

121034479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 121034479 is about 11001.5671156431. The cubic root of 121034479 is about 494.6557195186.

The spelling of 121034479 in words is "one hundred twenty-one million, thirty-four thousand, four hundred seventy-nine".