1450115021 has 2 divisors, whose sum is σ = 1450115022. Its totient is φ = 1450115020.

The previous prime is 1450114987. The next prime is 1450115027. The reversal of 1450115021 is 1205110541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1345789225 + 104325796 = 36685^2 + 10214^2 .

It is a cyclic number.

It is not a de Polignac number, because 1450115021 - 2¹⁰ = 1450113997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1450114984 and 1450115002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1450115027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725057510 + 725057511.

It is an arithmetic number, because the mean of its divisors is an integer number (725057511).

Almost surely, 2^1450115021 is an apocalyptic number.

It is an amenable number.

1450115021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450115021 is an equidigital number, since it uses as much as digits as its factorization.

1450115021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 1450115021 is about 38080.3757990911. The cubic root of 1450115021 is about 1131.8811231386.

Adding to 1450115021 its reverse (1205110541), we get a palindrome (2655225562).

The spelling of 1450115021 in words is "one billion, four hundred fifty million, one hundred fifteen thousand, twenty-one".