1380036406 has 16 divisors (see below), whose sum is σ = 2373342624. Its totient is φ = 589552704.

The previous prime is 1380036401. The next prime is 1380036407. The reversal of 1380036406 is 6046300831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1380036401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153085 + ... + 161848.

It is an arithmetic number, because the mean of its divisors is an integer number (148333914).

Almost surely, 2^1380036406 is an apocalyptic number.

1380036406 is a deficient number, since it is larger than the sum of its proper divisors (993306218).

1380036406 is a wasteful number, since it uses less digits than its factorization.

1380036406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315255.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 1380036406 is about 37148.8412470699. The cubic root of 1380036406 is about 1113.3460718022.

The spelling of 1380036406 in words is "one billion, three hundred eighty million, thirty-six thousand, four hundred six".