45111697 has 4 divisors (see below), whose sum is σ = 45618660. Its totient is φ = 44604736.

The previous prime is 45111691. The next prime is 45111701. The reversal of 45111697 is 79611154.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3625216 + 41486481 = 1904^2 + 6441^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45111697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45111691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253348 + ... + 253525.

It is an arithmetic number, because the mean of its divisors is an integer number (11404665).

Almost surely, 2^45111697 is an apocalyptic number.

It is an amenable number.

45111697 is a deficient number, since it is larger than the sum of its proper divisors (506963).

45111697 is an equidigital number, since it uses as much as digits as its factorization.

45111697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506962.

The product of its digits is 7560, while the sum is 34.

The square root of 45111697 is about 6716.5241754943. The cubic root of 45111697 is about 355.9833793739.

The spelling of 45111697 in words is "forty-five million, one hundred eleven thousand, six hundred ninety-seven".