1344650553 has 12 divisors (see below), whose sum is σ = 1942607680. Its totient is φ = 896279256.

The previous prime is 1344650551. The next prime is 1344650561. The reversal of 1344650553 is 3550564431.

1344650553 is a `hidden beast` number, since 1 + 3 + 44 + 65 + 0 + 553 = 666.

It is not a de Polignac number, because 1344650553 - 2¹ = 1344650551 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1344650551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71100 + ... + 88002.

Almost surely, 2^1344650553 is an apocalyptic number.

It is an amenable number.

1344650553 is a deficient number, since it is larger than the sum of its proper divisors (597957127).

1344650553 is a wasteful number, since it uses less digits than its factorization.

1344650553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25748 (or 25745 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 1344650553 is about 36669.4771301692. The cubic root of 1344650553 is about 1103.7477000055.

The spelling of 1344650553 in words is "one billion, three hundred forty-four million, six hundred fifty thousand, five hundred fifty-three".