11367474421 has 2 divisors, whose sum is σ = 11367474422. Its totient is φ = 11367474420.

The previous prime is 11367474401. The next prime is 11367474427. The reversal of 11367474421 is 12447476311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6709411921 + 4658062500 = 81911^2 + 68250^2 .

It is a cyclic number.

It is not a de Polignac number, because 11367474421 - 2¹⁷ = 11367343349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11367474427) 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, 5683737210 + 5683737211.

It is an arithmetic number, because the mean of its divisors is an integer number (5683737211).

Almost surely, 2^11367474421 is an apocalyptic number.

It is an amenable number.

11367474421 is a deficient number, since it is larger than the sum of its proper divisors (1).

11367474421 is an equidigital number, since it uses as much as digits as its factorization.

11367474421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 40.

The spelling of 11367474421 in words is "eleven billion, three hundred sixty-seven million, four hundred seventy-four thousand, four hundred twenty-one".