45878617 has 2 divisors, whose sum is σ = 45878618. Its totient is φ = 45878616.

The previous prime is 45878611. The next prime is 45878621. The reversal of 45878617 is 71687854.

45878617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42562576 + 3316041 = 6524^2 + 1821^2 .

It is a cyclic number.

It is not a de Polignac number, because 45878617 - 2⁷ = 45878489 is a prime.

It is a super-3 number, since 3×45878617³ (a number of 24 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45878611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22939308 + 22939309.

It is an arithmetic number, because the mean of its divisors is an integer number (22939309).

Almost surely, 2^45878617 is an apocalyptic number.

It is an amenable number.

45878617 is a deficient number, since it is larger than the sum of its proper divisors (1).

45878617 is an equidigital number, since it uses as much as digits as its factorization.

45878617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 376320, while the sum is 46.

The square root of 45878617 is about 6773.3755986214. The cubic root of 45878617 is about 357.9893492665.

The spelling of 45878617 in words is "forty-five million, eight hundred seventy-eight thousand, six hundred seventeen".