1336445 has 18 divisors (see below), whose sum is σ = 1801086. Its totient is φ = 951280.

The previous prime is 1336429. The next prime is 1336453. The reversal of 1336445 is 5446331.

It can be written as a sum of positive squares in only one way, i.e., 1069156 + 267289 = 1034^2 + 517^2 .

It is not a de Polignac number, because 1336445 - 2⁴ = 1336429 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 11.

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 28412 + ... + 28458.

2^1336445 is an apocalyptic number.

It is an amenable number.

1336445 is a deficient number, since it is larger than the sum of its proper divisors (464641).

1336445 is an equidigital number, since it uses as much as digits as its factorization.

1336445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121 (or 63 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 1336445 is about 1156.0471443674. The cubic root of 1336445 is about 110.1497959182.

The spelling of 1336445 in words is "one million, three hundred thirty-six thousand, four hundred forty-five".