1340453350 has 24 divisors (see below), whose sum is σ = 2494224288. Its totient is φ = 535970400.

The previous prime is 1340453339. The next prime is 1340453351. The reversal of 1340453350 is 533540431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340453351) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 210412 + ... + 216688.

It is an arithmetic number, because the mean of its divisors is an integer number (103926012).

Almost surely, 2^1340453350 is an apocalyptic number.

1340453350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340453350 is a deficient number, since it is larger than the sum of its proper divisors (1153770938).

1340453350 is a wasteful number, since it uses less digits than its factorization.

1340453350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10560 (or 10555 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 1340453350 is about 36612.2022009056. The cubic root of 1340453350 is about 1102.5980874024.

Adding to 1340453350 its reverse (533540431), we get a palindrome (1873993781).

The spelling of 1340453350 in words is "one billion, three hundred forty million, four hundred fifty-three thousand, three hundred fifty".