1340352310 has 32 divisors (see below), whose sum is σ = 2635027200. Its totient is φ = 486833760.

The previous prime is 1340352281. The next prime is 1340352311. The reversal of 1340352310 is 132530431.

It is a super-2 number, since 2×1340352310² = 3593088629844672200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340352311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94461 + ... + 107719.

It is an arithmetic number, because the mean of its divisors is an integer number (82344600).

Almost surely, 2^1340352310 is an apocalyptic number.

1340352310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340352310 is a deficient number, since it is larger than the sum of its proper divisors (1294674890).

1340352310 is a wasteful number, since it uses less digits than its factorization.

1340352310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14196.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 1340352310 is about 36610.8223070720. The cubic root of 1340352310 is about 1102.5703830167.

Adding to 1340352310 its reverse (132530431), we get a palindrome (1472882741).

The spelling of 1340352310 in words is "one billion, three hundred forty million, three hundred fifty-two thousand, three hundred ten".