1231415041 has 2 divisors, whose sum is σ = 1231415042. Its totient is φ = 1231415040.

The previous prime is 1231415011. The next prime is 1231415063. The reversal of 1231415041 is 1405141321.

It is an a-pointer prime, because the next prime (1231415063) can be obtained adding 1231415041 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1229975041 + 1440000 = 35071^2 + 1200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1231415041 is a prime.

It is not a weakly prime, because it can be changed into another prime (1231415011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615707520 + 615707521.

It is an arithmetic number, because the mean of its divisors is an integer number (615707521).

Almost surely, 2^1231415041 is an apocalyptic number.

It is an amenable number.

1231415041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1231415041 is an equidigital number, since it uses as much as digits as its factorization.

1231415041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1231415041 is about 35091.5237771175. The cubic root of 1231415041 is about 1071.8519884686.

Adding to 1231415041 its reverse (1405141321), we get a palindrome (2636556362).

The spelling of 1231415041 in words is "one billion, two hundred thirty-one million, four hundred fifteen thousand, forty-one".