1048718617 has 2 divisors, whose sum is σ = 1048718618. Its totient is φ = 1048718616.

The previous prime is 1048718611. The next prime is 1048718621. The reversal of 1048718617 is 7168178401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 591656976 + 457061641 = 24324^2 + 21379^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1048718617 is a prime.

It is a super-3 number, since 3×1048718617³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1048718611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524359308 + 524359309.

It is an arithmetic number, because the mean of its divisors is an integer number (524359309).

Almost surely, 2^1048718617 is an apocalyptic number.

It is an amenable number.

1048718617 is a deficient number, since it is larger than the sum of its proper divisors (1).

1048718617 is an equidigital number, since it uses as much as digits as its factorization.

1048718617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75264, while the sum is 43.

The square root of 1048718617 is about 32383.9252870927. The cubic root of 1048718617 is about 1015.9827304115.

The spelling of 1048718617 in words is "one billion, forty-eight million, seven hundred eighteen thousand, six hundred seventeen".