1149530 has 16 divisors (see below), whose sum is σ = 2086560. Its totient is φ = 455952.

The previous prime is 1149527. The next prime is 1149539. The reversal of 1149530 is 359411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1149496 and 1149505.

It is not an unprimeable number, because it can be changed into a prime (1149539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 977 + ... + 1803.

It is an arithmetic number, because the mean of its divisors is an integer number (130410).

2^1149530 is an apocalyptic number.

1149530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1149530 is a deficient number, since it is larger than the sum of its proper divisors (937030).

1149530 is a wasteful number, since it uses less digits than its factorization.

1149530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 1149530 is about 1072.1613684516. The cubic root of 1149530 is about 104.7546805001.

The spelling of 1149530 in words is "one million, one hundred forty-nine thousand, five hundred thirty".