11642419 has 2 divisors, whose sum is σ = 11642420. Its totient is φ = 11642418.

The previous prime is 11642387. The next prime is 11642429. The reversal of 11642419 is 91424611.

11642419 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 11642419 - 2⁵ = 11642387 is a prime.

It is a super-2 number, since 2×11642419² = 271091840343122, which contains 22 as substring.

It is equal to p₇₆₆₀₈₁ and since 11642419 and 766081 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (11642429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5821209 + 5821210.

It is an arithmetic number, because the mean of its divisors is an integer number (5821210).

Almost surely, 2^11642419 is an apocalyptic number.

11642419 is a deficient number, since it is larger than the sum of its proper divisors (1).

11642419 is an equidigital number, since it uses as much as digits as its factorization.

11642419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 28.

The square root of 11642419 is about 3412.0989141583. The cubic root of 11642419 is about 226.6458345426.

It can be divided in two parts, 1164241 and 9, that multiplied together give a square (10478169 = 3237²).

The spelling of 11642419 in words is "eleven million, six hundred forty-two thousand, four hundred nineteen".