1380635106 has 16 divisors (see below), whose sum is σ = 2792296800. Its totient is φ = 455040608.

The previous prime is 1380635089. The next prime is 1380635117. The reversal of 1380635106 is 6015360831.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1292196 + ... + 1293263.

It is an arithmetic number, because the mean of its divisors is an integer number (174518550).

Almost surely, 2^1380635106 is an apocalyptic number.

1380635106 is an abundant number, since it is smaller than the sum of its proper divisors (1411661694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1380635106 is a wasteful number, since it uses less digits than its factorization.

1380635106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2585553.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1380635106 is about 37156.8984981255. The cubic root of 1380635106 is about 1113.5070491799.

Adding to 1380635106 its reverse (6015360831), we get a palindrome (7395995937).

The spelling of 1380635106 in words is "one billion, three hundred eighty million, six hundred thirty-five thousand, one hundred six".