11429819 has 2 divisors, whose sum is σ = 11429820. Its totient is φ = 11429818.

The previous prime is 11429813. The next prime is 11429861. The reversal of 11429819 is 91892411.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11429819 is a prime.

It is a super-2 number, since 2×11429819² = 261281524745522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11429813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5714909 + 5714910.

It is an arithmetic number, because the mean of its divisors is an integer number (5714910).

Almost surely, 2^11429819 is an apocalyptic number.

11429819 is a deficient number, since it is larger than the sum of its proper divisors (1).

11429819 is an equidigital number, since it uses as much as digits as its factorization.

11429819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 35.

The square root of 11429819 is about 3380.8015321814. The cubic root of 11429819 is about 225.2577720594.

The spelling of 11429819 in words is "eleven million, four hundred twenty-nine thousand, eight hundred nineteen".