11406491 has 2 divisors, whose sum is σ = 11406492. Its totient is φ = 11406490.

The previous prime is 11406467. The next prime is 11406509. The reversal of 11406491 is 19460411.

11406491 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 11406491 - 2¹⁴ = 11390107 is a prime.

It is equal to p₇₅₁₅₂₆ and since 11406491 and 751526 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11406491.

It is not a weakly prime, because it can be changed into another prime (11406401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5703245 + 5703246.

It is an arithmetic number, because the mean of its divisors is an integer number (5703246).

Almost surely, 2^11406491 is an apocalyptic number.

11406491 is a deficient number, since it is larger than the sum of its proper divisors (1).

11406491 is an equidigital number, since it uses as much as digits as its factorization.

11406491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 11406491 is about 3377.3497005788. The cubic root of 11406491 is about 225.1044190230.

The spelling of 11406491 in words is "eleven million, four hundred six thousand, four hundred ninety-one".