45520117 has 2 divisors, whose sum is σ = 45520118. Its totient is φ = 45520116.

The previous prime is 45520103. The next prime is 45520147. The reversal of 45520117 is 71102554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39012516 + 6507601 = 6246^2 + 2551^2 .

It is a cyclic number.

It is not a de Polignac number, because 45520117 - 2⁷ = 45519989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45520091 and 45520100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45520147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22760058 + 22760059.

It is an arithmetic number, because the mean of its divisors is an integer number (22760059).

Almost surely, 2^45520117 is an apocalyptic number.

It is an amenable number.

45520117 is a deficient number, since it is larger than the sum of its proper divisors (1).

45520117 is an equidigital number, since it uses as much as digits as its factorization.

45520117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 45520117 is about 6746.8597880792. The cubic root of 45520117 is about 357.0544553087.

The spelling of 45520117 in words is "forty-five million, five hundred twenty thousand, one hundred seventeen".