1340102402 has 8 divisors (see below), whose sum is σ = 2011151376. Its totient is φ = 669718612.

The previous prime is 1340102327. The next prime is 1340102419. The reversal of 1340102402 is 2042010431.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161228 + ... + 169335.

It is an arithmetic number, because the mean of its divisors is an integer number (251393922).

Almost surely, 2^1340102402 is an apocalyptic number.

1340102402 is a deficient number, since it is larger than the sum of its proper divisors (671048974).

1340102402 is a wasteful number, since it uses less digits than its factorization.

1340102402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332592.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1340102402 is about 36607.4091134568. The cubic root of 1340102402 is about 1102.5018541969.

Adding to 1340102402 its reverse (2042010431), we get a palindrome (3382112833).

The spelling of 1340102402 in words is "one billion, three hundred forty million, one hundred two thousand, four hundred two".