11390743 has 32 divisors (see below), whose sum is σ = 14902272. Its totient is φ = 8467200.

The previous prime is 11390741. The next prime is 11390749. The reversal of 11390743 is 34709311.

It is not a de Polignac number, because 11390743 - 2¹ = 11390741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11390741) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160398 + ... + 160468.

It is an arithmetic number, because the mean of its divisors is an integer number (465696).

Almost surely, 2^11390743 is an apocalyptic number.

11390743 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11390743 is a deficient number, since it is larger than the sum of its proper divisors (3511529).

11390743 is a wasteful number, since it uses less digits than its factorization.

11390743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 11390743 is about 3375.0174814362. The cubic root of 11390743 is about 225.0007769520. Note that the first 3 decimals are identical.

The spelling of 11390743 in words is "eleven million, three hundred ninety thousand, seven hundred forty-three".