1149860 has 12 divisors (see below), whose sum is σ = 2414748. Its totient is φ = 459936.

The previous prime is 1149859. The next prime is 1149881. The reversal of 1149860 is 689411.

It can be written as a sum of positive squares in 2 ways, for example, as 440896 + 708964 = 664^2 + 842^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28727 + ... + 28766.

It is an arithmetic number, because the mean of its divisors is an integer number (201229).

2^1149860 is an apocalyptic number.

1149860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1149860 is an abundant number, since it is smaller than the sum of its proper divisors (1264888).

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

1149860 is a wasteful number, since it uses less digits than its factorization.

1149860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57502 (or 57500 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 1149860 is about 1072.3152521530. The cubic root of 1149860 is about 104.7647036508.

The spelling of 1149860 in words is "one million, one hundred forty-nine thousand, eight hundred sixty".