1350504121 has 2 divisors, whose sum is σ = 1350504122. Its totient is φ = 1350504120.

The previous prime is 1350504073. The next prime is 1350504143. The reversal of 1350504121 is 1214050531.

It is a happy number.

It is an a-pointer prime, because the next prime (1350504143) can be obtained adding 1350504121 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 926350096 + 424154025 = 30436^2 + 20595^2 .

It is a cyclic number.

It is not a de Polignac number, because 1350504121 - 2¹⁷ = 1350373049 is a prime.

It is a super-3 number, since 3×1350504121³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1350504092 and 1350504101.

It is not a weakly prime, because it can be changed into another prime (1350504151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675252060 + 675252061.

It is an arithmetic number, because the mean of its divisors is an integer number (675252061).

Almost surely, 2^1350504121 is an apocalyptic number.

It is an amenable number.

1350504121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1350504121 is an equidigital number, since it uses as much as digits as its factorization.

1350504121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1350504121 is about 36749.2057193077. The cubic root of 1350504121 is about 1105.3470026675.

Adding to 1350504121 its reverse (1214050531), we get a palindrome (2564554652).

The spelling of 1350504121 in words is "one billion, three hundred fifty million, five hundred four thousand, one hundred twenty-one".