1138373 has 4 divisors (see below), whose sum is σ = 1149120. Its totient is φ = 1127628.

The previous prime is 1138369. The next prime is 1138391. The reversal of 1138373 is 3738311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1138373 - 2² = 1138369 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1138363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5213 + ... + 5426.

It is an arithmetic number, because the mean of its divisors is an integer number (287280).

2^1138373 is an apocalyptic number.

It is an amenable number.

1138373 is a deficient number, since it is larger than the sum of its proper divisors (10747).

1138373 is a wasteful number, since it uses less digits than its factorization.

1138373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10746.

The product of its digits is 1512, while the sum is 26.

The square root of 1138373 is about 1066.9456406022. The cubic root of 1138373 is about 104.4146720717.

The spelling of 1138373 in words is "one million, one hundred thirty-eight thousand, three hundred seventy-three".