1149291 has 48 divisors (see below), whose sum is σ = 2096640. Its totient is φ = 596160.

The previous prime is 1149283. The next prime is 1149307. The reversal of 1149291 is 1929411.

It is not a de Polignac number, because 1149291 - 2³ = 1149283 is a prime.

1149291 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1149221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24430 + ... + 24476.

It is an arithmetic number, because the mean of its divisors is an integer number (43680).

2^1149291 is an apocalyptic number.

1149291 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1149291 is a deficient number, since it is larger than the sum of its proper divisors (947349).

1149291 is a wasteful number, since it uses less digits than its factorization.

1149291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 93 counting only the distinct ones).

The product of its digits is 648, while the sum is 27.

The square root of 1149291 is about 1072.0499055548. The cubic root of 1149291 is about 104.7474201114.

The spelling of 1149291 in words is "one million, one hundred forty-nine thousand, two hundred ninety-one".