1340004550 has 12 divisors (see below), whose sum is σ = 2492408556. Its totient is φ = 536001800.

The previous prime is 1340004529. The next prime is 1340004641. The reversal of 1340004550 is 554000431.

It is a super-2 number, since 2×1340004550² = 3591224388041405000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13399996 + ... + 13400095.

It is an arithmetic number, because the mean of its divisors is an integer number (207700713).

Almost surely, 2^1340004550 is an apocalyptic number.

1340004550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340004550 is a deficient number, since it is larger than the sum of its proper divisors (1152404006).

1340004550 is a wasteful number, since it uses less digits than its factorization.

1340004550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26800103 (or 26800098 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 1340004550 is about 36606.0725836575. The cubic root of 1340004550 is about 1102.4750192731.

Adding to 1340004550 its reverse (554000431), we get a palindrome (1894004981).

The spelling of 1340004550 in words is "one billion, three hundred forty million, four thousand, five hundred fifty".