1111220039 has 2 divisors, whose sum is σ = 1111220040. Its totient is φ = 1111220038.

The previous prime is 1111220029. The next prime is 1111220051. The reversal of 1111220039 is 9300221111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111220039 - 2¹² = 1111215943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1111220039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111220009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555610019 + 555610020.

It is an arithmetic number, because the mean of its divisors is an integer number (555610020).

Almost surely, 2^1111220039 is an apocalyptic number.

1111220039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111220039 is an equidigital number, since it uses as much as digits as its factorization.

1111220039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 1111220039 is about 33334.9672116233. The cubic root of 1111220039 is about 1035.7780139730.

The spelling of 1111220039 in words is "one billion, one hundred eleven million, two hundred twenty thousand, thirty-nine".