1534147813 has 16 divisors (see below), whose sum is σ = 1774172160. Its totient is φ = 1311078400.

The previous prime is 1534147757. The next prime is 1534147841. The reversal of 1534147813 is 3187414351.

It is a cyclic number.

It is not a de Polignac number, because 1534147813 - 2²⁹ = 997276901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1534147213) 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, 169308 + ... + 178138.

It is an arithmetic number, because the mean of its divisors is an integer number (110885760).

Almost surely, 2^1534147813 is an apocalyptic number.

It is an amenable number.

1534147813 is a deficient number, since it is larger than the sum of its proper divisors (240024347).

1534147813 is a wasteful number, since it uses less digits than its factorization.

1534147813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9788.

The product of its digits is 40320, while the sum is 37.

The square root of 1534147813 is about 39168.1990012306. The cubic root of 1534147813 is about 1153.3356995860.

The spelling of 1534147813 in words is "one billion, five hundred thirty-four million, one hundred forty-seven thousand, eight hundred thirteen".