1970926427 has 2 divisors, whose sum is σ = 1970926428. Its totient is φ = 1970926426.

The previous prime is 1970926421. The next prime is 1970926459. The reversal of 1970926427 is 7246290791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1970926427 - 2¹⁰ = 1970925403 is a prime.

It is not a weakly prime, because it can be changed into another prime (1970926421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 985463213 + 985463214.

It is an arithmetic number, because the mean of its divisors is an integer number (985463214).

Almost surely, 2^1970926427 is an apocalyptic number.

1970926427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1970926427 is an equidigital number, since it uses as much as digits as its factorization.

1970926427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 1970926427 is about 44395.1171526780. The cubic root of 1970926427 is about 1253.7861581864.

The spelling of 1970926427 in words is "one billion, nine hundred seventy million, nine hundred twenty-six thousand, four hundred twenty-seven".