1340121014 has 16 divisors (see below), whose sum is σ = 2035387008. Its totient is φ = 661702272.

The previous prime is 1340120993. The next prime is 1340121023. The reversal of 1340121014 is 4101210431.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1340120983 and 1340121001.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 51899 + ... + 73305.

It is an arithmetic number, because the mean of its divisors is an integer number (127211688).

Almost surely, 2^1340121014 is an apocalyptic number.

1340121014 is a deficient number, since it is larger than the sum of its proper divisors (695265994).

1340121014 is a wasteful number, since it uses less digits than its factorization.

1340121014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21799.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1340121014 is about 36607.6633234081. The cubic root of 1340121014 is about 1102.5069582022.

Adding to 1340121014 its reverse (4101210431), we get a palindrome (5441331445).

The spelling of 1340121014 in words is "one billion, three hundred forty million, one hundred twenty-one thousand, fourteen".