1011120247 has 2 divisors, whose sum is σ = 1011120248. Its totient is φ = 1011120246.

The previous prime is 1011120239. The next prime is 1011120251. The reversal of 1011120247 is 7420211101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011120247 - 2³ = 1011120239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011120217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505560123 + 505560124.

It is an arithmetic number, because the mean of its divisors is an integer number (505560124).

Almost surely, 2^1011120247 is an apocalyptic number.

1011120247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011120247 is an equidigital number, since it uses as much as digits as its factorization.

1011120247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 1011120247 is about 31798.1170354472. The cubic root of 1011120247 is about 1003.6930932721.

Adding to 1011120247 its reverse (7420211101), we get a palindrome (8431331348).

The spelling of 1011120247 in words is "one billion, eleven million, one hundred twenty thousand, two hundred forty-seven".