1340332413 has 8 divisors (see below), whose sum is σ = 2042411328. Its totient is φ = 765904224.

The previous prime is 1340332379. The next prime is 1340332439. The reversal of 1340332413 is 3142330431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1340332413 - 2¹⁰ = 1340331389 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340332453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31912656 + ... + 31912697.

It is an arithmetic number, because the mean of its divisors is an integer number (255301416).

Almost surely, 2^1340332413 is an apocalyptic number.

It is an amenable number.

1340332413 is a deficient number, since it is larger than the sum of its proper divisors (702078915).

1340332413 is an equidigital number, since it uses as much as digits as its factorization.

1340332413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63825363.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 1340332413 is about 36610.5505694738. The cubic root of 1340332413 is about 1102.5649272493.

Adding to 1340332413 its reverse (3142330431), we get a palindrome (4482662844).

The spelling of 1340332413 in words is "one billion, three hundred forty million, three hundred thirty-two thousand, four hundred thirteen".