11256019 has 2 divisors, whose sum is σ = 11256020. Its totient is φ = 11256018.

The previous prime is 11255971. The next prime is 11256041. The reversal of 11256019 is 91065211.

11256019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11256019 - 2⁷ = 11255891 is a prime.

It is a super-2 number, since 2×11256019² = 253395927456722, which contains 22 as substring.

It is equal to p₇₄₂₃₂₇ and since 11256019 and 742327 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 11255984 and 11256002.

It is not a weakly prime, because it can be changed into another prime (11256319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5628009 + 5628010.

It is an arithmetic number, because the mean of its divisors is an integer number (5628010).

Almost surely, 2^11256019 is an apocalyptic number.

11256019 is a deficient number, since it is larger than the sum of its proper divisors (1).

11256019 is an equidigital number, since it uses as much as digits as its factorization.

11256019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 11256019 is about 3354.9991058121. Note that the first 3 decimals coincide. The cubic root of 11256019 is about 224.1101910554.

The spelling of 11256019 in words is "eleven million, two hundred fifty-six thousand, nineteen".