878575151 has 2 divisors, whose sum is σ = 878575152. Its totient is φ = 878575150.

The previous prime is 878575141. The next prime is 878575153. The reversal of 878575151 is 151575878.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-878575151 is a prime.

It is a Sophie Germain prime.

Together with 878575153, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 878575096 and 878575105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (878575153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439287575 + 439287576.

It is an arithmetic number, because the mean of its divisors is an integer number (439287576).

Almost surely, 2^878575151 is an apocalyptic number.

878575151 is a deficient number, since it is larger than the sum of its proper divisors (1).

878575151 is an equidigital number, since it uses as much as digits as its factorization.

878575151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 392000, while the sum is 47.

The square root of 878575151 is about 29640.7683942235. The cubic root of 878575151 is about 957.7664912781.

The spelling of 878575151 in words is "eight hundred seventy-eight million, five hundred seventy-five thousand, one hundred fifty-one".