1120140251 has 8 divisors (see below), whose sum is σ = 1202279184. Its totient is φ = 1039806720.

The previous prime is 1120140247. The next prime is 1120140253. The reversal of 1120140251 is 1520410211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120140251 - 2² = 1120140247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120140253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 450065 + ... + 452546.

It is an arithmetic number, because the mean of its divisors is an integer number (150284898).

Almost surely, 2^1120140251 is an apocalyptic number.

1120140251 is a deficient number, since it is larger than the sum of its proper divisors (82138933).

1120140251 is an equidigital number, since it uses as much as digits as its factorization.

1120140251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902701.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 1120140251 is about 33468.4963958646. The cubic root of 1120140251 is about 1038.5421669234.

Adding to 1120140251 its reverse (1520410211), we get a palindrome (2640550462).

The spelling of 1120140251 in words is "one billion, one hundred twenty million, one hundred forty thousand, two hundred fifty-one".