1381016116 has 12 divisors (see below), whose sum is σ = 2420899488. Its totient is φ = 689330552.

The previous prime is 1381016113. The next prime is 1381016123. The reversal of 1381016116 is 6116101831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1381016113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291736 + ... + 296431.

It is an arithmetic number, because the mean of its divisors is an integer number (201741624).

Almost surely, 2^1381016116 is an apocalyptic number.

It is an amenable number.

1381016116 is a deficient number, since it is larger than the sum of its proper divisors (1039883372).

1381016116 is a wasteful number, since it uses less digits than its factorization.

1381016116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588758 (or 588756 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 28.

The square root of 1381016116 is about 37162.0251870105. The cubic root of 1381016116 is about 1113.6094702318.

Adding to 1381016116 its reverse (6116101831), we get a palindrome (7497117947).

The spelling of 1381016116 in words is "one billion, three hundred eighty-one million, sixteen thousand, one hundred sixteen".