11381442315 has 16 divisors (see below), whose sum is σ = 18633804288. Its totient is φ = 5928937056.

The previous prime is 11381442253. The next prime is 11381442323. The reversal of 11381442315 is 51324418311.

It is not a de Polignac number, because 11381442315 - 2⁹ = 11381441803 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8822179 + ... + 8823468.

It is an arithmetic number, because the mean of its divisors is an integer number (1164612768).

Almost surely, 2^11381442315 is an apocalyptic number.

11381442315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11381442315 is a deficient number, since it is larger than the sum of its proper divisors (7252361973).

11381442315 is a wasteful number, since it uses less digits than its factorization.

11381442315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17645698.

The product of its digits is 11520, while the sum is 33.

The spelling of 11381442315 in words is "eleven billion, three hundred eighty-one million, four hundred forty-two thousand, three hundred fifteen".