270678823 has 2 divisors, whose sum is σ = 270678824. Its totient is φ = 270678822.

The previous prime is 270678809. The next prime is 270678847. The reversal of 270678823 is 328876072.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 270678823 - 2²¹ = 268581671 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 270678823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (270678893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135339411 + 135339412.

It is an arithmetic number, because the mean of its divisors is an integer number (135339412).

Almost surely, 2^270678823 is an apocalyptic number.

270678823 is a deficient number, since it is larger than the sum of its proper divisors (1).

270678823 is an equidigital number, since it uses as much as digits as its factorization.

270678823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 270678823 is about 16452.3196844700. The cubic root of 270678823 is about 646.8716128958.

The spelling of 270678823 in words is "two hundred seventy million, six hundred seventy-eight thousand, eight hundred twenty-three".