11538157054 has 8 divisors (see below), whose sum is σ = 17317427400. Its totient is φ = 5765681256.

The previous prime is 11538157051. The next prime is 11538157063. The reversal of 11538157054 is 45075183511.

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

It is a junction number, because it is equal to n+sod(n) for n = 11538156998 and 11538157016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11538157051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1694389 + ... + 1701184.

It is an arithmetic number, because the mean of its divisors is an integer number (2164678425).

Almost surely, 2^11538157054 is an apocalyptic number.

11538157054 is a deficient number, since it is larger than the sum of its proper divisors (5779270346).

11538157054 is a wasteful number, since it uses less digits than its factorization.

11538157054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3397274.

The product of its (nonzero) digits is 84000, while the sum is 40.

The spelling of 11538157054 in words is "eleven billion, five hundred thirty-eight million, one hundred fifty-seven thousand, fifty-four".