11125121729749 has 8 divisors (see below), whose sum is σ = 11126678088960. Its totient is φ = 11123565510000.

The previous prime is 11125121729719. The next prime is 11125121729759. The reversal of 11125121729749 is 94792712152111.

11125121729749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11125121729749 - 2¹¹ = 11125121727701 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11125121729696 and 11125121729705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11125121729719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350370624 + ... + 350402374.

It is an arithmetic number, because the mean of its divisors is an integer number (1390834761120).

Almost surely, 2^{11125121729749} is an apocalyptic number.

It is an amenable number.

11125121729749 is a deficient number, since it is larger than the sum of its proper divisors (1556359211).

11125121729749 is a wasteful number, since it uses less digits than its factorization.

11125121729749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69731.

The product of its digits is 635040, while the sum is 52.

The spelling of 11125121729749 in words is "eleven trillion, one hundred twenty-five billion, one hundred twenty-one million, seven hundred twenty-nine thousand, seven hundred forty-nine".