1380003836 has 6 divisors (see below), whose sum is σ = 2415006720. Its totient is φ = 690001916.

The previous prime is 1380003827. The next prime is 1380003851. The reversal of 1380003836 is 6383000831.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172500476 + ... + 172500483.

It is an arithmetic number, because the mean of its divisors is an integer number (402501120).

Almost surely, 2^1380003836 is an apocalyptic number.

It is an amenable number.

1380003836 is a deficient number, since it is larger than the sum of its proper divisors (1035002884).

1380003836 is a wasteful number, since it uses less digits than its factorization.

1380003836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345000963 (or 345000961 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 1380003836 is about 37148.4028728019. The cubic root of 1380003836 is about 1113.3373131040.

The spelling of 1380003836 in words is "one billion, three hundred eighty million, three thousand, eight hundred thirty-six".