1201150 has 12 divisors (see below), whose sum is σ = 2234232. Its totient is φ = 480440.

The previous prime is 1201141. The next prime is 1201153. The reversal of 1201150 is 511021.

It is a happy number.

It is a super-2 number, since 2×1201150² = 2885522645000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201153) 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 5 ways as a sum of consecutive naturals, for example, 11962 + ... + 12061.

It is an arithmetic number, because the mean of its divisors is an integer number (186186).

2^1201150 is an apocalyptic number.

1201150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201150 is a deficient number, since it is larger than the sum of its proper divisors (1033082).

1201150 is a wasteful number, since it uses less digits than its factorization.

1201150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24035 (or 24030 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 10.

The square root of 1201150 is about 1095.9698900974. The cubic root of 1201150 is about 106.2997921178.

Adding to 1201150 its reverse (511021), we get a palindrome (1712171).

The spelling of 1201150 in words is "one million, two hundred one thousand, one hundred fifty".