1311454 has 4 divisors (see below), whose sum is σ = 1967184. Its totient is φ = 655726.

The previous prime is 1311449. The next prime is 1311473. The reversal of 1311454 is 4541131.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327862 + ... + 327865.

It is an arithmetic number, because the mean of its divisors is an integer number (491796).

2^1311454 is an apocalyptic number.

1311454 is a deficient number, since it is larger than the sum of its proper divisors (655730).

1311454 is an equidigital number, since it uses as much as digits as its factorization.

1311454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655729.

The product of its digits is 240, while the sum is 19.

The square root of 1311454 is about 1145.1873209218. The cubic root of 1311454 is about 109.4588851988.

Adding to 1311454 its reverse (4541131), we get a palindrome (5852585).

The spelling of 1311454 in words is "one million, three hundred eleven thousand, four hundred fifty-four".