1022252039 has 2 divisors, whose sum is σ = 1022252040. Its totient is φ = 1022252038.

The previous prime is 1022252017. The next prime is 1022252071. The reversal of 1022252039 is 9302522201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1022252039 - 2²⁴ = 1005474823 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1022251999 and 1022252017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022252339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511126019 + 511126020.

It is an arithmetic number, because the mean of its divisors is an integer number (511126020).

Almost surely, 2^1022252039 is an apocalyptic number.

1022252039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022252039 is an equidigital number, since it uses as much as digits as its factorization.

1022252039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1022252039 is about 31972.6764441140. The cubic root of 1022252039 is about 1007.3629995129.

The spelling of 1022252039 in words is "one billion, twenty-two million, two hundred fifty-two thousand, thirty-nine".