1120154047 has 2 divisors, whose sum is σ = 1120154048. Its totient is φ = 1120154046.

The previous prime is 1120153997. The next prime is 1120154069. The reversal of 1120154047 is 7404510211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120154047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120154647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560077023 + 560077024.

It is an arithmetic number, because the mean of its divisors is an integer number (560077024).

Almost surely, 2^1120154047 is an apocalyptic number.

1120154047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120154047 is an equidigital number, since it uses as much as digits as its factorization.

1120154047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 1120154047 is about 33468.7024994994. The cubic root of 1120154047 is about 1038.5464305767.

Adding to 1120154047 its reverse (7404510211), we get a palindrome (8524664258).

The spelling of 1120154047 in words is "one billion, one hundred twenty million, one hundred fifty-four thousand, forty-seven".