1340506630 has 8 divisors (see below), whose sum is σ = 2412911952. Its totient is φ = 536202648.

The previous prime is 1340506613. The next prime is 1340506667. The reversal of 1340506630 is 366050431.

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

It is a congruent number.

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, 67025322 + ... + 67025341.

It is an arithmetic number, because the mean of its divisors is an integer number (301613994).

Almost surely, 2^1340506630 is an apocalyptic number.

1340506630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340506630 is a deficient number, since it is larger than the sum of its proper divisors (1072405322).

1340506630 is a wasteful number, since it uses less digits than its factorization.

1340506630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134050670.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 1340506630 is about 36612.9298199420. The cubic root of 1340506630 is about 1102.6126958053.

The spelling of 1340506630 in words is "one billion, three hundred forty million, five hundred six thousand, six hundred thirty".