11745438 has 8 divisors (see below), whose sum is σ = 23490888. Its totient is φ = 3915144.

The previous prime is 11745427. The next prime is 11745449. The reversal of 11745438 is 83454711.

It is an interprime number because it is at equal distance from previous prime (11745427) and next prime (11745449).

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

11745438 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11745399 and 11745408.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 978781 + ... + 978792.

It is an arithmetic number, because the mean of its divisors is an integer number (2936361).

Almost surely, 2^11745438 is an apocalyptic number.

11745438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11745438 is a wasteful number, since it uses less digits than its factorization.

11745438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957578.

The product of its digits is 13440, while the sum is 33.

The square root of 11745438 is about 3427.1617995070. The cubic root of 11745438 is about 227.3123711595.

The spelling of 11745438 in words is "eleven million, seven hundred forty-five thousand, four hundred thirty-eight".