1241111031 has 8 divisors (see below), whose sum is σ = 1655364480. Its totient is φ = 827132472.

The previous prime is 1241111029. The next prime is 1241111051. The reversal of 1241111031 is 1301111421.

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

It is not a de Polignac number, because 1241111031 - 2¹ = 1241111029 is a prime.

It is a super-2 number, since 2×1241111031² = 3080713182539765922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1241111031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241111051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57945 + ... + 76418.

It is an arithmetic number, because the mean of its divisors is an integer number (206920560).

Almost surely, 2^1241111031 is an apocalyptic number.

1241111031 is a deficient number, since it is larger than the sum of its proper divisors (414253449).

1241111031 is a wasteful number, since it uses less digits than its factorization.

1241111031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137445.

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 1241111031 is about 35229.4057713155. The cubic root of 1241111031 is about 1074.6578412781.

Adding to 1241111031 its reverse (1301111421), we get a palindrome (2542222452).

The spelling of 1241111031 in words is "one billion, two hundred forty-one million, one hundred eleven thousand, thirty-one".