1535604097 has 2 divisors, whose sum is σ = 1535604098. Its totient is φ = 1535604096.

The previous prime is 1535604071. The next prime is 1535604107. The reversal of 1535604097 is 7904065351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1307473281 + 228130816 = 36159^2 + 15104^2 .

It is a cyclic number.

It is not a de Polignac number, because 1535604097 - 2¹¹ = 1535602049 is a prime.

It is not a weakly prime, because it can be changed into another prime (1535604197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 767802048 + 767802049.

It is an arithmetic number, because the mean of its divisors is an integer number (767802049).

Almost surely, 2^1535604097 is an apocalyptic number.

It is an amenable number.

1535604097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1535604097 is an equidigital number, since it uses as much as digits as its factorization.

1535604097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 1535604097 is about 39186.7847239347. The cubic root of 1535604097 is about 1153.7005173577.

The spelling of 1535604097 in words is "one billion, five hundred thirty-five million, six hundred four thousand, ninety-seven".