45873557 has 2 divisors, whose sum is σ = 45873558. Its totient is φ = 45873556.

The previous prime is 45873539. The next prime is 45873559. The reversal of 45873557 is 75537854.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30184036 + 15689521 = 5494^2 + 3961^2 .

It is a cyclic number.

It is not a de Polignac number, because 45873557 - 2¹⁸ = 45611413 is a prime.

Together with 45873559, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45873559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22936778 + 22936779.

It is an arithmetic number, because the mean of its divisors is an integer number (22936779).

Almost surely, 2^45873557 is an apocalyptic number.

It is an amenable number.

45873557 is a deficient number, since it is larger than the sum of its proper divisors (1).

45873557 is an equidigital number, since it uses as much as digits as its factorization.

45873557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 588000, while the sum is 44.

The square root of 45873557 is about 6773.0020670305. The cubic root of 45873557 is about 357.9761877777.

The spelling of 45873557 in words is "forty-five million, eight hundred seventy-three thousand, five hundred fifty-seven".