1111403141 has 2 divisors, whose sum is σ = 1111403142. Its totient is φ = 1111403140.

The previous prime is 1111403129. The next prime is 1111403197. The reversal of 1111403141 is 1413041111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1021058116 + 90345025 = 31954^2 + 9505^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111403141 - 2¹⁸ = 1111140997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111423141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555701570 + 555701571.

It is an arithmetic number, because the mean of its divisors is an integer number (555701571).

Almost surely, 2^1111403141 is an apocalyptic number.

It is an amenable number.

1111403141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111403141 is an equidigital number, since it uses as much as digits as its factorization.

1111403141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

The square root of 1111403141 is about 33337.7134938796. The cubic root of 1111403141 is about 1035.8349011791.

Adding to 1111403141 its reverse (1413041111), we get a palindrome (2524444252).

The spelling of 1111403141 in words is "one billion, one hundred eleven million, four hundred three thousand, one hundred forty-one".