1340332412 has 6 divisors (see below), whose sum is σ = 2345581728. Its totient is φ = 670166204.

The previous prime is 1340332379. The next prime is 1340332439. The reversal of 1340332412 is 2142330431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167541548 + ... + 167541555.

It is an arithmetic number, because the mean of its divisors is an integer number (390930288).

Almost surely, 2^1340332412 is an apocalyptic number.

It is an amenable number.

1340332412 is a deficient number, since it is larger than the sum of its proper divisors (1005249316).

1340332412 is a wasteful number, since it uses less digits than its factorization.

1340332412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335083107 (or 335083105 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1340332412 is about 36610.5505558166. The cubic root of 1340332412 is about 1102.5649269751.

Adding to 1340332412 its reverse (2142330431), we get a palindrome (3482662843).

The spelling of 1340332412 in words is "one billion, three hundred forty million, three hundred thirty-two thousand, four hundred twelve".