555040051 has 2 divisors, whose sum is σ = 555040052. Its totient is φ = 555040050.

The previous prime is 555039983. The next prime is 555040091. The reversal of 555040051 is 150040555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 555040051 - 2⁹ = 555039539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 555039998 and 555040025.

It is not a weakly prime, because it can be changed into another prime (555040091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277520025 + 277520026.

It is an arithmetic number, because the mean of its divisors is an integer number (277520026).

Almost surely, 2^555040051 is an apocalyptic number.

555040051 is a deficient number, since it is larger than the sum of its proper divisors (1).

555040051 is an equidigital number, since it uses as much as digits as its factorization.

555040051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 555040051 is about 23559.2879985792. The cubic root of 555040051 is about 821.8163440451.

The spelling of 555040051 in words is "five hundred fifty-five million, forty thousand, fifty-one".