1532440513 has 2 divisors, whose sum is σ = 1532440514. Its totient is φ = 1532440512.

The previous prime is 1532440487. The next prime is 1532440523. The reversal of 1532440513 is 3150442351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1416167424 + 116273089 = 37632^2 + 10783^2 .

It is a cyclic number.

It is not a de Polignac number, because 1532440513 - 2⁹ = 1532440001 is a prime.

It is not a weakly prime, because it can be changed into another prime (1532440523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 766220256 + 766220257.

It is an arithmetic number, because the mean of its divisors is an integer number (766220257).

Almost surely, 2^1532440513 is an apocalyptic number.

It is an amenable number.

1532440513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1532440513 is an equidigital number, since it uses as much as digits as its factorization.

1532440513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1532440513 is about 39146.3984678029. The cubic root of 1532440513 is about 1152.9077049866.

Adding to 1532440513 its reverse (3150442351), we get a palindrome (4682882864).

The spelling of 1532440513 in words is "one billion, five hundred thirty-two million, four hundred forty thousand, five hundred thirteen".