1150411021 has 2 divisors, whose sum is σ = 1150411022. Its totient is φ = 1150411020.

The previous prime is 1150411019. The next prime is 1150411037. The reversal of 1150411021 is 1201140511.

It is an a-pointer prime, because the next prime (1150411037) can be obtained adding 1150411021 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1052678025 + 97732996 = 32445^2 + 9886^2 .

It is an emirp because it is prime and its reverse (1201140511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1150411021 - 2¹ = 1150411019 is a prime.

Together with 1150411019, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1150410986 and 1150411004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1150411001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575205510 + 575205511.

It is an arithmetic number, because the mean of its divisors is an integer number (575205511).

Almost surely, 2^1150411021 is an apocalyptic number.

It is an amenable number.

1150411021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150411021 is an equidigital number, since it uses as much as digits as its factorization.

1150411021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 1150411021 is about 33917.7095482581. The cubic root of 1150411021 is about 1047.8143563934.

Adding to 1150411021 its reverse (1201140511), we get a palindrome (2351551532).

The spelling of 1150411021 in words is "one billion, one hundred fifty million, four hundred eleven thousand, twenty-one".