1103387 has 4 divisors (see below), whose sum is σ = 1161480. Its totient is φ = 1045296.

The previous prime is 1103371. The next prime is 1103437. The reversal of 1103387 is 7833011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1103387 - 2⁴ = 1103371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103087) 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, 29018 + ... + 29055.

It is an arithmetic number, because the mean of its divisors is an integer number (290370).

2^1103387 is an apocalyptic number.

1103387 is a deficient number, since it is larger than the sum of its proper divisors (58093).

1103387 is an equidigital number, since it uses as much as digits as its factorization.

1103387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58092.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 1103387 is about 1050.4222960315. The cubic root of 1103387 is about 103.3338524659. Note that the first 3 decimals are identical.

Adding to 1103387 its reverse (7833011), we get a palindrome (8936398).

The spelling of 1103387 in words is "one million, one hundred three thousand, three hundred eighty-seven".