7534147983 has 4 divisors (see below), whose sum is σ = 10045530648. Its totient is φ = 5022765320.

The previous prime is 7534147979. The next prime is 7534148047. The reversal of 7534147983 is 3897414357.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7534147983 - 2² = 7534147979 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7534147483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1255691328 + ... + 1255691333.

It is an arithmetic number, because the mean of its divisors is an integer number (2511382662).

Almost surely, 2^7534147983 is an apocalyptic number.

7534147983 is a deficient number, since it is larger than the sum of its proper divisors (2511382665).

7534147983 is a wasteful number, since it uses less digits than its factorization.

7534147983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2511382664.

The product of its digits is 2540160, while the sum is 51.

The square root of 7534147983 is about 86799.4699465383. The cubic root of 7534147983 is about 1960.4000973273.

The spelling of 7534147983 in words is "seven billion, five hundred thirty-four million, one hundred forty-seven thousand, nine hundred eighty-three".