45098849 has 2 divisors, whose sum is σ = 45098850. Its totient is φ = 45098848.

The previous prime is 45098789. The next prime is 45098861. The reversal of 45098849 is 94889054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44890000 + 208849 = 6700^2 + 457^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45098849 is a prime.

It is a super-2 number, since 2×45098849² = 4067812362249602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45098869) 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 as a sum of consecutive naturals, namely, 22549424 + 22549425.

It is an arithmetic number, because the mean of its divisors is an integer number (22549425).

Almost surely, 2^45098849 is an apocalyptic number.

It is an amenable number.

45098849 is a deficient number, since it is larger than the sum of its proper divisors (1).

45098849 is an equidigital number, since it uses as much as digits as its factorization.

45098849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 414720, while the sum is 47.

The square root of 45098849 is about 6715.5676602950. The cubic root of 45098849 is about 355.9495809799.

It can be divided in two parts, 450 and 98849, that added together give a palindrome (99299).

The spelling of 45098849 in words is "forty-five million, ninety-eight thousand, eight hundred forty-nine".