1964411 has 2 divisors, whose sum is σ = 1964412. Its totient is φ = 1964410.

The previous prime is 1964399. The next prime is 1964419. The reversal of 1964411 is 1144691.

It is a strong prime.

It is an emirp because it is prime and its reverse (1144691) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1964411 is a prime.

It is a Sophie Germain prime.

It is equal to p₁₄₆₄₉₂ and since 1964411 and 146492 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 (1964419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 982205 + 982206.

It is an arithmetic number, because the mean of its divisors is an integer number (982206).

2^1964411 is an apocalyptic number.

1964411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1964411 is an equidigital number, since it uses as much as digits as its factorization.

1964411 is an evil number, because the sum of its binary digits is even.

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

The square root of 1964411 is about 1401.5744717995. The cubic root of 1964411 is about 125.2403057292.

The spelling of 1964411 in words is "one million, nine hundred sixty-four thousand, four hundred eleven".