555502097 has 4 divisors (see below), whose sum is σ = 555598260. Its totient is φ = 555405936.

The previous prime is 555502093. The next prime is 555502099. The reversal of 555502097 is 790205555.

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

It can be written as a sum of positive squares in 2 ways, for example, as 41165056 + 514337041 = 6416^2 + 22679^2 .

It is a cyclic number.

It is not a de Polignac number, because 555502097 - 2² = 555502093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 555502097.

It is not an unprimeable number, because it can be changed into a prime (555502091) 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, 38822 + ... + 51167.

It is an arithmetic number, because the mean of its divisors is an integer number (138899565).

Almost surely, 2^555502097 is an apocalyptic number.

It is an amenable number.

555502097 is a deficient number, since it is larger than the sum of its proper divisors (96163).

555502097 is an equidigital number, since it uses as much as digits as its factorization.

555502097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96162.

The product of its (nonzero) digits is 78750, while the sum is 38.

The square root of 555502097 is about 23569.0919850553. The cubic root of 555502097 is about 822.0443225706.

The spelling of 555502097 in words is "five hundred fifty-five million, five hundred two thousand, ninety-seven".