1111002049 has 2 divisors, whose sum is σ = 1111002050. Its totient is φ = 1111002048.

The previous prime is 1111001999. The next prime is 1111002083. The reversal of 1111002049 is 9402001111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 767567025 + 343435024 = 27705^2 + 18532^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111002049 - 2⁷ = 1111001921 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111002349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555501024 + 555501025.

It is an arithmetic number, because the mean of its divisors is an integer number (555501025).

Almost surely, 2^1111002049 is an apocalyptic number.

It is an amenable number.

1111002049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111002049 is an equidigital number, since it uses as much as digits as its factorization.

1111002049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 1111002049 is about 33331.6973615206. The cubic root of 1111002049 is about 1035.7102794088.

The spelling of 1111002049 in words is "one billion, one hundred eleven million, two thousand, forty-nine".