1340422413 has 8 divisors (see below), whose sum is σ = 1949705376. Its totient is φ = 812377200.

The previous prime is 1340422411. The next prime is 1340422429. The reversal of 1340422413 is 3142240431.

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

It is not a de Polignac number, because 1340422413 - 2¹ = 1340422411 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 (1340422411) 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 7 ways as a sum of consecutive naturals, for example, 20309398 + ... + 20309463.

It is an arithmetic number, because the mean of its divisors is an integer number (243713172).

Almost surely, 2^1340422413 is an apocalyptic number.

It is an amenable number.

1340422413 is a deficient number, since it is larger than the sum of its proper divisors (609282963).

1340422413 is a wasteful number, since it uses less digits than its factorization.

1340422413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40618875.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1340422413 is about 36611.7797027132. The cubic root of 1340422413 is about 1102.5896048644.

Adding to 1340422413 its reverse (3142240431), we get a palindrome (4482662844).

The spelling of 1340422413 in words is "one billion, three hundred forty million, four hundred twenty-two thousand, four hundred thirteen".