1321150 has 12 divisors (see below), whose sum is σ = 2457432. Its totient is φ = 528440.

The previous prime is 1321141. The next prime is 1321157. The reversal of 1321150 is 511231.

It is a self number, because there is not a number n which added to its sum of digits gives 1321150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321157) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13162 + ... + 13261.

It is an arithmetic number, because the mean of its divisors is an integer number (204786).

2^1321150 is an apocalyptic number.

1321150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1321150 is a deficient number, since it is larger than the sum of its proper divisors (1136282).

1321150 is a wasteful number, since it uses less digits than its factorization.

1321150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26435 (or 26430 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 1321150 is about 1149.4128936113. The cubic root of 1321150 is about 109.7279780016.

Adding to 1321150 its reverse (511231), we get a palindrome (1832381).

The spelling of 1321150 in words is "one million, three hundred twenty-one thousand, one hundred fifty".