1970216627 has 2 divisors, whose sum is σ = 1970216628. Its totient is φ = 1970216626.

The previous prime is 1970216603. The next prime is 1970216653. The reversal of 1970216627 is 7266120791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1970216627 - 2²² = 1966022323 is a prime.

It is not a weakly prime, because it can be changed into another prime (1970212627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 985108313 + 985108314.

It is an arithmetic number, because the mean of its divisors is an integer number (985108314).

Almost surely, 2^1970216627 is an apocalyptic number.

1970216627 is a deficient number, since it is larger than the sum of its proper divisors (1).

1970216627 is an equidigital number, since it uses as much as digits as its factorization.

1970216627 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 1970216627 is about 44387.1223104179. The cubic root of 1970216627 is about 1253.6356292681.

The spelling of 1970216627 in words is "one billion, nine hundred seventy million, two hundred sixteen thousand, six hundred twenty-seven".