1121100413 has 2 divisors, whose sum is σ = 1121100414. Its totient is φ = 1121100412.

The previous prime is 1121100403. The next prime is 1121100427. The reversal of 1121100413 is 3140011211.

It is an a-pointer prime, because the next prime (1121100427) can be obtained adding 1121100413 to its sum of digits (14).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 848090884 + 273009529 = 29122^2 + 16523^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121100413 - 2⁴ = 1121100397 is a prime.

It is a super-2 number, since 2×1121100413² = 2513732272057541138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121100403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560550206 + 560550207.

It is an arithmetic number, because the mean of its divisors is an integer number (560550207).

Almost surely, 2^1121100413 is an apocalyptic number.

It is an amenable number.

1121100413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121100413 is an equidigital number, since it uses as much as digits as its factorization.

1121100413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1121100413 is about 33482.8375888305. The cubic root of 1121100413 is about 1038.8388214245.

Adding to 1121100413 its reverse (3140011211), we get a palindrome (4261111624).

The spelling of 1121100413 in words is "one billion, one hundred twenty-one million, one hundred thousand, four hundred thirteen".