1340121302 has 8 divisors (see below), whose sum is σ = 2164811376. Its totient is φ = 618517512.

The previous prime is 1340121301. The next prime is 1340121317. The reversal of 1340121302 is 2031210431.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340121301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25771538 + ... + 25771589.

It is an arithmetic number, because the mean of its divisors is an integer number (270601422).

Almost surely, 2^1340121302 is an apocalyptic number.

1340121302 is a deficient number, since it is larger than the sum of its proper divisors (824690074).

1340121302 is a wasteful number, since it uses less digits than its factorization.

1340121302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51543142.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1340121302 is about 36607.6672570105. The cubic root of 1340121302 is about 1102.5070371807.

Adding to 1340121302 its reverse (2031210431), we get a palindrome (3371331733).

The spelling of 1340121302 in words is "one billion, three hundred forty million, one hundred twenty-one thousand, three hundred two".