11381725118 has 4 divisors (see below), whose sum is σ = 17072587680. Its totient is φ = 5690862558.

The previous prime is 11381725109. The next prime is 11381725127. The reversal of 11381725118 is 81152718311.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11381725109) and next prime (11381725127).

It is a super-2 number, since 2×11381725118² (a number of 21 digits) contains 22 as substring.

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, 2845431278 + ... + 2845431281.

It is an arithmetic number, because the mean of its divisors is an integer number (4268146920).

Almost surely, 2^11381725118 is an apocalyptic number.

11381725118 is a deficient number, since it is larger than the sum of its proper divisors (5690862562).

11381725118 is an equidigital number, since it uses as much as digits as its factorization.

11381725118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5690862561.

The product of its digits is 13440, while the sum is 38.

The spelling of 11381725118 in words is "eleven billion, three hundred eighty-one million, seven hundred twenty-five thousand, one hundred eighteen".