1022340947 has 2 divisors, whose sum is σ = 1022340948. Its totient is φ = 1022340946.

The previous prime is 1022340941. The next prime is 1022341013. The reversal of 1022340947 is 7490432201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1022340947 - 2⁴ = 1022340931 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022340941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511170473 + 511170474.

It is an arithmetic number, because the mean of its divisors is an integer number (511170474).

Almost surely, 2^1022340947 is an apocalyptic number.

1022340947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022340947 is an equidigital number, since it uses as much as digits as its factorization.

1022340947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 1022340947 is about 31974.0667885710. The cubic root of 1022340947 is about 1007.3922030197.

The spelling of 1022340947 in words is "one billion, twenty-two million, three hundred forty thousand, nine hundred forty-seven".