2415311047 has 2 divisors, whose sum is σ = 2415311048. Its totient is φ = 2415311046.

The previous prime is 2415311021. The next prime is 2415311051. The reversal of 2415311047 is 7401135142.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2415311047 - 2¹¹ = 2415308999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2415311347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1207655523 + 1207655524.

It is an arithmetic number, because the mean of its divisors is an integer number (1207655524).

Almost surely, 2^2415311047 is an apocalyptic number.

2415311047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2415311047 is an equidigital number, since it uses as much as digits as its factorization.

2415311047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 2415311047 is about 49145.8141350817. The cubic root of 2415311047 is about 1341.7070112495.

Adding to 2415311047 its reverse (7401135142), we get a palindrome (9816446189).

The spelling of 2415311047 in words is "two billion, four hundred fifteen million, three hundred eleven thousand, forty-seven".