1249150 has 48 divisors (see below), whose sum is σ = 2749824. Its totient is φ = 413280.

The previous prime is 1249141. The next prime is 1249151. The reversal of 1249150 is 519421.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1249151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15009 + ... + 15091.

It is an arithmetic number, because the mean of its divisors is an integer number (57288).

2^1249150 is an apocalyptic number.

1249150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1249150 is an abundant number, since it is smaller than the sum of its proper divisors (1500674).

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

1249150 is a wasteful number, since it uses less digits than its factorization.

1249150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 140 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 1249150 is about 1117.6537925494. The cubic root of 1249150 is about 107.6973120385.

The spelling of 1249150 in words is "one million, two hundred forty-nine thousand, one hundred fifty".