360978857 has 2 divisors, whose sum is σ = 360978858. Its totient is φ = 360978856.

The previous prime is 360978829. The next prime is 360978899. The reversal of 360978857 is 758879063.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 302899216 + 58079641 = 17404^2 + 7621^2 .

It is a cyclic number.

It is not a de Polignac number, because 360978857 - 2¹⁰ = 360977833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 360978799 and 360978808.

It is not a weakly prime, because it can be changed into another prime (360978157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180489428 + 180489429.

It is an arithmetic number, because the mean of its divisors is an integer number (180489429).

Almost surely, 2^360978857 is an apocalyptic number.

It is an amenable number.

360978857 is a deficient number, since it is larger than the sum of its proper divisors (1).

360978857 is an equidigital number, since it uses as much as digits as its factorization.

360978857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2540160, while the sum is 53.

The square root of 360978857 is about 18999.4435971162. The cubic root of 360978857 is about 712.0228347945.

The spelling of 360978857 in words is "three hundred sixty million, nine hundred seventy-eight thousand, eight hundred fifty-seven".