1022941939 has 2 divisors, whose sum is σ = 1022941940. Its totient is φ = 1022941938.

The previous prime is 1022941897. The next prime is 1022941957. The reversal of 1022941939 is 9391492201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1022941939 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022941039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511470969 + 511470970.

It is an arithmetic number, because the mean of its divisors is an integer number (511470970).

Almost surely, 2^1022941939 is an apocalyptic number.

1022941939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022941939 is an equidigital number, since it uses as much as digits as its factorization.

1022941939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 1022941939 is about 31983.4635241401. The cubic root of 1022941939 is about 1007.5895657680.

The spelling of 1022941939 in words is "one billion, twenty-two million, nine hundred forty-one thousand, nine hundred thirty-nine".