1140073 has 4 divisors (see below), whose sum is σ = 1243728. Its totient is φ = 1036420.

The previous prime is 1139993. The next prime is 1140091. The reversal of 1140073 is 3700411.

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 not a de Polignac number, because 1140073 - 2¹³ = 1131881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51811 + ... + 51832.

It is an arithmetic number, because the mean of its divisors is an integer number (310932).

2^1140073 is an apocalyptic number.

It is an amenable number.

1140073 is a deficient number, since it is larger than the sum of its proper divisors (103655).

1140073 is a wasteful number, since it uses less digits than its factorization.

1140073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103654.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 1140073 is about 1067.7420100380. The cubic root of 1140073 is about 104.4666224302.

Adding to 1140073 its reverse (3700411), we get a palindrome (4840484).

The spelling of 1140073 in words is "one million, one hundred forty thousand, seventy-three".