1121244141 has 8 divisors (see below), whose sum is σ = 1516048704. Its totient is φ = 736967840.

The previous prime is 1121244133. The next prime is 1121244149. The reversal of 1121244141 is 1414421211.

It is an interprime number because it is at equal distance from previous prime (1121244133) and next prime (1121244149).

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 1121244141 - 2³ = 1121244133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121244149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2631816 + ... + 2632241.

It is an arithmetic number, because the mean of its divisors is an integer number (189506088).

Almost surely, 2^1121244141 is an apocalyptic number.

It is an amenable number.

1121244141 is a deficient number, since it is larger than the sum of its proper divisors (394804563).

1121244141 is an equidigital number, since it uses as much as digits as its factorization.

1121244141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5264131.

The product of its digits is 256, while the sum is 21.

The square root of 1121244141 is about 33484.9838136440. The cubic root of 1121244141 is about 1038.8832134773.

Adding to 1121244141 its reverse (1414421211), we get a palindrome (2535665352).

It can be divided in two parts, 112 and 1244141, that added together give a triangular number (1244253 = T₁₅₇₇).

The spelling of 1121244141 in words is "one billion, one hundred twenty-one million, two hundred forty-four thousand, one hundred forty-one".