11703418421 has 2 divisors, whose sum is σ = 11703418422. Its totient is φ = 11703418420.

The previous prime is 11703418411. The next prime is 11703418469. The reversal of 11703418421 is 12481430711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10165680625 + 1537737796 = 100825^2 + 39214^2 .

It is a cyclic number.

It is not a de Polignac number, because 11703418421 - 2¹⁴ = 11703402037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11703418411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5851709210 + 5851709211.

It is an arithmetic number, because the mean of its divisors is an integer number (5851709211).

Almost surely, 2^11703418421 is an apocalyptic number.

It is an amenable number.

11703418421 is a deficient number, since it is larger than the sum of its proper divisors (1).

11703418421 is an equidigital number, since it uses as much as digits as its factorization.

11703418421 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 11703418421 in words is "eleven billion, seven hundred three million, four hundred eighteen thousand, four hundred twenty-one".