1149340 has 12 divisors (see below), whose sum is σ = 2413656. Its totient is φ = 459728.

The previous prime is 1149307. The next prime is 1149341. The reversal of 1149340 is 439411.

1149340 = T₇₄ + T₇₅ + ... + T₁₉₃.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149341) 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, 28714 + ... + 28753.

It is an arithmetic number, because the mean of its divisors is an integer number (201138).

2^1149340 is an apocalyptic number.

1149340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1149340 is an abundant number, since it is smaller than the sum of its proper divisors (1264316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1149340 is a wasteful number, since it uses less digits than its factorization.

1149340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57476 (or 57474 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1149340 is about 1072.0727587249. The cubic root of 1149340 is about 104.7489087250.

The spelling of 1149340 in words is "one million, one hundred forty-nine thousand, three hundred forty".