1416401 has 4 divisors (see below), whose sum is σ = 1618752. Its totient is φ = 1214052.

The previous prime is 1416341. The next prime is 1416433. The reversal of 1416401 is 1046141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1046141 = 269 ⋅3889.

It is not a de Polignac number, because 1416401 - 2¹⁰ = 1415377 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1416401.

It is not an unprimeable number, because it can be changed into a prime (1416461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101165 + ... + 101178.

It is an arithmetic number, because the mean of its divisors is an integer number (404688).

2^1416401 is an apocalyptic number.

It is an amenable number.

1416401 is a deficient number, since it is larger than the sum of its proper divisors (202351).

1416401 is an equidigital number, since it uses as much as digits as its factorization.

1416401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202350.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1416401 is about 1190.1264638684. The cubic root of 1416401 is about 112.3040473650.

The spelling of 1416401 in words is "one million, four hundred sixteen thousand, four hundred one".