1340152210 has 32 divisors (see below), whose sum is σ = 2505368880. Its totient is φ = 515699712.

The previous prime is 1340152183. The next prime is 1340152217. The reversal of 1340152210 is 122510431.

It can be written as a sum of positive squares in 8 ways, for example, as 231861529 + 1108290681 = 15227^2 + 33291^2 .

It is not an unprimeable number, because it can be changed into a prime (1340152217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12582 + ... + 53278.

Almost surely, 2^1340152210 is an apocalyptic number.

1340152210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340152210 is a deficient number, since it is larger than the sum of its proper divisors (1165216670).

1340152210 is a wasteful number, since it uses less digits than its factorization.

1340152210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40830.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1340152210 is about 36608.0894065779. The cubic root of 1340152210 is about 1102.5155130367.

Adding to 1340152210 its reverse (122510431), we get a palindrome (1462662641).

The spelling of 1340152210 in words is "one billion, three hundred forty million, one hundred fifty-two thousand, two hundred ten".