11538755 has 16 divisors (see below), whose sum is σ = 14541120. Its totient is φ = 8773248.

The previous prime is 11538739. The next prime is 11538763. The reversal of 11538755 is 55783511.

It is a cyclic number.

It is not a de Polignac number, because 11538755 - 2⁴ = 11538739 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, 30749 + ... + 31121.

It is an arithmetic number, because the mean of its divisors is an integer number (908820).

Almost surely, 2^11538755 is an apocalyptic number.

11538755 is a deficient number, since it is larger than the sum of its proper divisors (3002365).

11538755 is a wasteful number, since it uses less digits than its factorization.

11538755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670.

The product of its digits is 21000, while the sum is 35.

The square root of 11538755 is about 3396.8742985280. The cubic root of 11538755 is about 225.9711438867.

The spelling of 11538755 in words is "eleven million, five hundred thirty-eight thousand, seven hundred fifty-five".