1201150250 has 32 divisors (see below), whose sum is σ = 2250707472. Its totient is φ = 480000000.

The previous prime is 1201150219. The next prime is 1201150253. The reversal of 1201150250 is 520511021.

It can be written as a sum of positive squares in 8 ways, for example, as 345997201 + 855153049 = 18601^2 + 29243^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1201150253) 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 15 ways as a sum of consecutive naturals, for example, 398750 + ... + 401750.

Almost surely, 2^1201150250 is an apocalyptic number.

1201150250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201150250 is a deficient number, since it is larger than the sum of its proper divisors (1049557222).

1201150250 is a wasteful number, since it uses less digits than its factorization.

1201150250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4619 (or 4609 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 1201150250 is about 34657.6146034317. The cubic root of 1201150250 is about 1062.9979949265.

Adding to 1201150250 its reverse (520511021), we get a palindrome (1721661271).

The spelling of 1201150250 in words is "one billion, two hundred one million, one hundred fifty thousand, two hundred fifty".