11875545 has 48 divisors (see below), whose sum is σ = 23237760. Its totient is φ = 5749920.

The previous prime is 11875519. The next prime is 11875553. The reversal of 11875545 is 54557811.

It is not a de Polignac number, because 11875545 - 2⁶ = 11875481 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15972 + ... + 16698.

It is an arithmetic number, because the mean of its divisors is an integer number (484120).

Almost surely, 2^11875545 is an apocalyptic number.

11875545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11875545 is a deficient number, since it is larger than the sum of its proper divisors (11362215).

11875545 is a wasteful number, since it uses less digits than its factorization.

11875545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763 (or 746 counting only the distinct ones).

The product of its digits is 28000, while the sum is 36.

The square root of 11875545 is about 3446.0912640265. The cubic root of 11875545 is about 228.1486219362.

The spelling of 11875545 in words is "eleven million, eight hundred seventy-five thousand, five hundred forty-five".