1121862067 has 2 divisors, whose sum is σ = 1121862068. Its totient is φ = 1121862066.

The previous prime is 1121862047. The next prime is 1121862107. The reversal of 1121862067 is 7602681211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121862067 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121862017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560931033 + 560931034.

It is an arithmetic number, because the mean of its divisors is an integer number (560931034).

Almost surely, 2^1121862067 is an apocalyptic number.

1121862067 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121862067 is an equidigital number, since it uses as much as digits as its factorization.

1121862067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 1121862067 is about 33494.2094547699. The cubic root of 1121862067 is about 1039.0740238556.

The spelling of 1121862067 in words is "one billion, one hundred twenty-one million, eight hundred sixty-two thousand, sixty-seven".