1121002097 has 2 divisors, whose sum is σ = 1121002098. Its totient is φ = 1121002096.

The previous prime is 1121002087. The next prime is 1121002121. The reversal of 1121002097 is 7902001211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1113156496 + 7845601 = 33364^2 + 2801^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121002097 - 2¹⁶ = 1120936561 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121002087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560501048 + 560501049.

It is an arithmetic number, because the mean of its divisors is an integer number (560501049).

Almost surely, 2^1121002097 is an apocalyptic number.

It is an amenable number.

1121002097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121002097 is an equidigital number, since it uses as much as digits as its factorization.

1121002097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 1121002097 is about 33481.3694015045. The cubic root of 1121002097 is about 1038.8084532071.

The spelling of 1121002097 in words is "one billion, one hundred twenty-one million, two thousand, ninety-seven".