1534534625 has 16 divisors (see below), whose sum is σ = 2062416720. Its totient is φ = 1133193600.

The previous prime is 1534534619. The next prime is 1534534637. The reversal of 1534534625 is 5264354351.

It can be written as a sum of positive squares in 8 ways, for example, as 503867809 + 1030666816 = 22447^2 + 32104^2 .

It is not a de Polignac number, because 1534534625 - 2⁴ = 1534534609 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 470540 + ... + 473789.

It is an arithmetic number, because the mean of its divisors is an integer number (128901045).

Almost surely, 2^1534534625 is an apocalyptic number.

It is an amenable number.

1534534625 is a deficient number, since it is larger than the sum of its proper divisors (527882095).

1534534625 is an equidigital number, since it uses as much as digits as its factorization.

1534534625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944357 (or 944347 counting only the distinct ones).

The product of its digits is 216000, while the sum is 38.

The square root of 1534534625 is about 39173.1365223670. The cubic root of 1534534625 is about 1153.4326234495.

Adding to 1534534625 its reverse (5264354351), we get a palindrome (6798888976).

The spelling of 1534534625 in words is "one billion, five hundred thirty-four million, five hundred thirty-four thousand, six hundred twenty-five".