1452421513 has 2 divisors, whose sum is σ = 1452421514. Its totient is φ = 1452421512.

The previous prime is 1452421507. The next prime is 1452421547. The reversal of 1452421513 is 3151242541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1234327689 + 218093824 = 35133^2 + 14768^2 .

It is a cyclic number.

It is not a de Polignac number, because 1452421513 - 2¹³ = 1452413321 is a prime.

It is not a weakly prime, because it can be changed into another prime (1452421813) 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 as a sum of consecutive naturals, namely, 726210756 + 726210757.

It is an arithmetic number, because the mean of its divisors is an integer number (726210757).

Almost surely, 2^1452421513 is an apocalyptic number.

It is an amenable number.

1452421513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1452421513 is an equidigital number, since it uses as much as digits as its factorization.

1452421513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4800, while the sum is 28.

The square root of 1452421513 is about 38110.6482888969. The cubic root of 1452421513 is about 1132.4809127637.

The spelling of 1452421513 in words is "one billion, four hundred fifty-two million, four hundred twenty-one thousand, five hundred thirteen".