1532534897 has 2 divisors, whose sum is σ = 1532534898. Its totient is φ = 1532534896.

The previous prime is 1532534893. The next prime is 1532534951. The reversal of 1532534897 is 7984352351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1461991696 + 70543201 = 38236^2 + 8399^2 .

It is a cyclic number.

It is not a de Polignac number, because 1532534897 - 2² = 1532534893 is a prime.

It is not a weakly prime, because it can be changed into another prime (1532534893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 766267448 + 766267449.

It is an arithmetic number, because the mean of its divisors is an integer number (766267449).

Almost surely, 2^1532534897 is an apocalyptic number.

It is an amenable number.

1532534897 is a deficient number, since it is larger than the sum of its proper divisors (1).

1532534897 is an equidigital number, since it uses as much as digits as its factorization.

1532534897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 907200, while the sum is 47.

The square root of 1532534897 is about 39147.6039752116. The cubic root of 1532534897 is about 1152.9313739439.

The spelling of 1532534897 in words is "one billion, five hundred thirty-two million, five hundred thirty-four thousand, eight hundred ninety-seven".