1534020513 has 16 divisors (see below), whose sum is σ = 2059318080. Its totient is φ = 1015716416.

The previous prime is 1534020503. The next prime is 1534020529. The reversal of 1534020513 is 3150204351.

It is a cyclic number.

It is not a de Polignac number, because 1534020513 - 2¹² = 1534016417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1534020503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 684631 + ... + 686867.

It is an arithmetic number, because the mean of its divisors is an integer number (128707380).

Almost surely, 2^1534020513 is an apocalyptic number.

It is an amenable number.

1534020513 is a deficient number, since it is larger than the sum of its proper divisors (525297567).

1534020513 is a wasteful number, since it uses less digits than its factorization.

1534020513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3696.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1534020513 is about 39166.5739247129. The cubic root of 1534020513 is about 1153.3037983367.

Adding to 1534020513 its reverse (3150204351), we get a palindrome (4684224864).

It can be divided in two parts, 15340 and 20513, that added together give a palindrome (35853).

The spelling of 1534020513 in words is "one billion, five hundred thirty-four million, twenty thousand, five hundred thirteen".