1150101 has 12 divisors (see below), whose sum is σ = 1759212. Its totient is φ = 721536.

The previous prime is 1150081. The next prime is 1150103. The reversal of 1150101 is 1010511.

It can be written as a sum of positive squares in 2 ways, for example, as 998001 + 152100 = 999^2 + 390^2 .

It is not a de Polignac number, because 1150101 - 2¹³ = 1141909 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3606 + ... + 3911.

It is an arithmetic number, because the mean of its divisors is an integer number (146601).

2^1150101 is an apocalyptic number.

It is an amenable number.

1150101 is a deficient number, since it is larger than the sum of its proper divisors (609111).

1150101 is a wasteful number, since it uses less digits than its factorization.

1150101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7540 (or 7537 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 9.

The square root of 1150101 is about 1072.4276199353. The cubic root of 1150101 is about 104.7720223765.

Adding to 1150101 its reverse (1010511), we get a palindrome (2160612).

The spelling of 1150101 in words is "one million, one hundred fifty thousand, one hundred one".