875555047 has 2 divisors, whose sum is σ = 875555048. Its totient is φ = 875555046.

The previous prime is 875554997. The next prime is 875555059. The reversal of 875555047 is 740555578.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 875555047 - 2¹⁵ = 875522279 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 875554988 and 875555006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (875555347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437777523 + 437777524.

It is an arithmetic number, because the mean of its divisors is an integer number (437777524).

Almost surely, 2^875555047 is an apocalyptic number.

875555047 is a deficient number, since it is larger than the sum of its proper divisors (1).

875555047 is an equidigital number, since it uses as much as digits as its factorization.

875555047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 980000, while the sum is 46.

The square root of 875555047 is about 29589.7794347981. The cubic root of 875555047 is about 956.6677899169.

The spelling of 875555047 in words is "eight hundred seventy-five million, five hundred fifty-five thousand, forty-seven".