11343139047987 has 12 divisors (see below), whose sum is σ = 16066176184536. Its totient is φ = 7117263715840.

The previous prime is 11343139047983. The next prime is 11343139048001. The reversal of 11343139047987 is 78974093134311.

It is a happy number.

It is not a de Polignac number, because 11343139047987 - 2² = 11343139047983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11343139047987.

It is not an unprimeable number, because it can be changed into a prime (11343139047983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6541601814 + ... + 6541603547.

It is an arithmetic number, because the mean of its divisors is an integer number (1338848015378).

Almost surely, 2^{11343139047987} is an apocalyptic number.

11343139047987 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

11343139047987 is a deficient number, since it is larger than the sum of its proper divisors (4723037136549).

11343139047987 is a wasteful number, since it uses less digits than its factorization.

11343139047987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13083205398 (or 13083205381 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 60.

The spelling of 11343139047987 in words is "eleven trillion, three hundred forty-three billion, one hundred thirty-nine million, forty-seven thousand, nine hundred eighty-seven".