2978260027 has 2 divisors, whose sum is σ = 2978260028. Its totient is φ = 2978260026.

The previous prime is 2978260003. The next prime is 2978260037. The reversal of 2978260027 is 7200628792.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2978260027 - 2²³ = 2969871419 is a prime.

It is not a weakly prime, because it can be changed into another prime (2978260037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1489130013 + 1489130014.

It is an arithmetic number, because the mean of its divisors is an integer number (1489130014).

Almost surely, 2^2978260027 is an apocalyptic number.

2978260027 is a deficient number, since it is larger than the sum of its proper divisors (1).

2978260027 is an equidigital number, since it uses as much as digits as its factorization.

2978260027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 2978260027 is about 54573.4370092264. The cubic root of 2978260027 is about 1438.7572912543.

The spelling of 2978260027 in words is "two billion, nine hundred seventy-eight million, two hundred sixty thousand, twenty-seven".