1140903 has 12 divisors (see below), whose sum is σ = 1664520. Its totient is φ = 752976.

The previous prime is 1140901. The next prime is 1140911. The reversal of 1140903 is 3090411.

It is not a de Polignac number, because 1140903 - 2¹ = 1140901 is a prime.

1140903 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 400 + ... + 1562.

It is an arithmetic number, because the mean of its divisors is an integer number (138710).

2^1140903 is an apocalyptic number.

1140903 is a deficient number, since it is larger than the sum of its proper divisors (523617).

1140903 is a wasteful number, since it uses less digits than its factorization.

1140903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278 (or 1275 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1140903 is about 1068.1306099911. The cubic root of 1140903 is about 104.4919676678.

The spelling of 1140903 in words is "one million, one hundred forty thousand, nine hundred three".