519948097 has 4 divisors (see below), whose sum is σ = 542554560. Its totient is φ = 497341636.

The previous prime is 519948071. The next prime is 519948119. The reversal of 519948097 is 790849915.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 519948097 - 2⁷ = 519947969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (519948197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11303197 + ... + 11303242.

It is an arithmetic number, because the mean of its divisors is an integer number (135638640).

Almost surely, 2^519948097 is an apocalyptic number.

It is an amenable number.

519948097 is a deficient number, since it is larger than the sum of its proper divisors (22606463).

519948097 is a wasteful number, since it uses less digits than its factorization.

519948097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22606462.

The product of its (nonzero) digits is 816480, while the sum is 52.

The square root of 519948097 is about 22802.3704250238. The cubic root of 519948097 is about 804.1183959905.

The spelling of 519948097 in words is "five hundred nineteen million, nine hundred forty-eight thousand, ninety-seven".