1112151541 has 2 divisors, whose sum is σ = 1112151542. Its totient is φ = 1112151540.

The previous prime is 1112151517. The next prime is 1112151581. The reversal of 1112151541 is 1451512111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 976312516 + 135839025 = 31246^2 + 11655^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112151541 - 2⁷ = 1112151413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112151581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556075770 + 556075771.

It is an arithmetic number, because the mean of its divisors is an integer number (556075771).

Almost surely, 2^1112151541 is an apocalyptic number.

It is an amenable number.

1112151541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112151541 is an equidigital number, since it uses as much as digits as its factorization.

1112151541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 200, while the sum is 22.

The square root of 1112151541 is about 33348.9361299577. The cubic root of 1112151541 is about 1036.0673535540.

Adding to 1112151541 its reverse (1451512111), we get a palindrome (2563663652).

The spelling of 1112151541 in words is "one billion, one hundred twelve million, one hundred fifty-one thousand, five hundred forty-one".