7417997147 has 4 divisors (see below), whose sum is σ = 8092360536. Its totient is φ = 6743633760.

The previous prime is 7417997129. The next prime is 7417997177.

It is a happy number.

7417997147 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7417997147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7417997092 and 7417997101.

It is not an unprimeable number, because it can be changed into a prime (7417997177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337181678 + ... + 337181699.

It is an arithmetic number, because the mean of its divisors is an integer number (2023090134).

Almost surely, 2^7417997147 is an apocalyptic number.

7417997147 is a deficient number, since it is larger than the sum of its proper divisors (674363389).

7417997147 is a wasteful number, since it uses less digits than its factorization.

7417997147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674363388.

The product of its digits is 3111696, while the sum is 56.

The square root of 7417997147 is about 86127.7954379421. The cubic root of 7417997147 is about 1950.2736540779.

The spelling of 7417997147 in words is "seven billion, four hundred seventeen million, nine hundred ninety-seven thousand, one hundred forty-seven".