1344404133 has 6 divisors (see below), whose sum is σ = 1941917094. Its totient is φ = 896269416.

The previous prime is 1344404029. The next prime is 1344404143. The reversal of 1344404133 is 3314044431.

It can be written as a sum of positive squares in only one way, i.e., 977375169 + 367028964 = 31263^2 + 19158^2 .

It is not a de Polignac number, because 1344404133 - 2¹² = 1344400037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1344404097 and 1344404106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344404143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74689110 + ... + 74689127.

It is an arithmetic number, because the mean of its divisors is an integer number (323652849).

Almost surely, 2^1344404133 is an apocalyptic number.

It is an amenable number.

1344404133 is a deficient number, since it is larger than the sum of its proper divisors (597512961).

1344404133 is a wasteful number, since it uses less digits than its factorization.

1344404133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149378243 (or 149378240 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 1344404133 is about 36666.1169610309. The cubic root of 1344404133 is about 1103.6802717992.

Adding to 1344404133 its reverse (3314044431), we get a palindrome (4658448564).

The spelling of 1344404133 in words is "one billion, three hundred forty-four million, four hundred four thousand, one hundred thirty-three".