1149011 has 4 divisors (see below), whose sum is σ = 1198992. Its totient is φ = 1099032.

The previous prime is 1149007. The next prime is 1149017. The reversal of 1149011 is 1109411.

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

It is not a de Polignac number, because 1149011 - 2² = 1149007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1149017) 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, 24956 + ... + 25001.

It is an arithmetic number, because the mean of its divisors is an integer number (299748).

2^1149011 is an apocalyptic number.

1149011 is a deficient number, since it is larger than the sum of its proper divisors (49981).

1149011 is an equidigital number, since it uses as much as digits as its factorization.

1149011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49980.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 1149011 is about 1071.9193066645. The cubic root of 1149011 is about 104.7389129362.

The spelling of 1149011 in words is "one million, one hundred forty-nine thousand, eleven".