1022430977 has 2 divisors, whose sum is σ = 1022430978. Its totient is φ = 1022430976.

The previous prime is 1022430971. The next prime is 1022430991. The reversal of 1022430977 is 7790342201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 555827776 + 466603201 = 23576^2 + 21601^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022430977 - 2¹⁶ = 1022365441 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022430971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511215488 + 511215489.

It is an arithmetic number, because the mean of its divisors is an integer number (511215489).

Almost surely, 2^1022430977 is an apocalyptic number.

It is an amenable number.

1022430977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022430977 is an equidigital number, since it uses as much as digits as its factorization.

1022430977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 1022430977 is about 31975.4746172750. The cubic root of 1022430977 is about 1007.4217733433.

The spelling of 1022430977 in words is "one billion, twenty-two million, four hundred thirty thousand, nine hundred seventy-seven".