11421814037 has 2 divisors, whose sum is σ = 11421814038. Its totient is φ = 11421814036.

The previous prime is 11421814009. The next prime is 11421814039. The reversal of 11421814037 is 73041812411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10066911556 + 1354902481 = 100334^2 + 36809^2 .

It is a cyclic number.

It is not a de Polignac number, because 11421814037 - 2¹⁶ = 11421748501 is a prime.

Together with 11421814039, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 11421813994 and 11421814012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11421814039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5710907018 + 5710907019.

It is an arithmetic number, because the mean of its divisors is an integer number (5710907019).

Almost surely, 2^11421814037 is an apocalyptic number.

It is an amenable number.

11421814037 is a deficient number, since it is larger than the sum of its proper divisors (1).

11421814037 is an equidigital number, since it uses as much as digits as its factorization.

11421814037 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 11421814037 in words is "eleven billion, four hundred twenty-one million, eight hundred fourteen thousand, thirty-seven".