1140313 has 4 divisors (see below), whose sum is σ = 1151488. Its totient is φ = 1129140.

The previous prime is 1140311. The next prime is 1140319. The reversal of 1140313 is 3130411.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3130411 = 31 ⋅100981.

It is a cyclic number.

It is not a de Polignac number, because 1140313 - 2¹ = 1140311 is a prime.

It is a Duffinian number.

1140313 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1140293 and 1140302.

It is not an unprimeable number, because it can be changed into a prime (1140311) 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, 5433 + ... + 5638.

It is an arithmetic number, because the mean of its divisors is an integer number (287872).

2^1140313 is an apocalyptic number.

It is an amenable number.

1140313 is a deficient number, since it is larger than the sum of its proper divisors (11175).

1140313 is a wasteful number, since it uses less digits than its factorization.

1140313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11174.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1140313 is about 1067.8543908230. The cubic root of 1140313 is about 104.4739524375.

Adding to 1140313 its reverse (3130411), we get a palindrome (4270724).

The spelling of 1140313 in words is "one million, one hundred forty thousand, three hundred thirteen".