1340995108 has 18 divisors (see below), whose sum is σ = 2379999174. Its totient is φ = 661004064.

The previous prime is 1340995093. The next prime is 1340995121. The reversal of 1340995108 is 8015990431.

It can be written as a sum of positive squares in only one way, i.e., 1175666944 + 165328164 = 34288^2 + 12858^2 .

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, 624685 + ... + 626827.

Almost surely, 2^1340995108 is an apocalyptic number.

It is an amenable number.

1340995108 is a deficient number, since it is larger than the sum of its proper divisors (1039004066).

1340995108 is an frugal number, since it uses more digits than its factorization.

1340995108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4363 (or 2218 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 1340995108 is about 36619.6000524309. The cubic root of 1340995108 is about 1102.7466095122.

The spelling of 1340995108 in words is "one billion, three hundred forty million, nine hundred ninety-five thousand, one hundred eight".