45839561 has 2 divisors, whose sum is σ = 45839562. Its totient is φ = 45839560.

The previous prime is 45839551. The next prime is 45839567. The reversal of 45839561 is 16593854.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40246336 + 5593225 = 6344^2 + 2365^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45839561 is a prime.

It is not a weakly prime, because it can be changed into another prime (45839567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22919780 + 22919781.

It is an arithmetic number, because the mean of its divisors is an integer number (22919781).

Almost surely, 2^45839561 is an apocalyptic number.

It is an amenable number.

45839561 is a deficient number, since it is larger than the sum of its proper divisors (1).

45839561 is an equidigital number, since it uses as much as digits as its factorization.

45839561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 41.

The square root of 45839561 is about 6770.4919319057. The cubic root of 45839561 is about 357.8877361964.

The spelling of 45839561 in words is "forty-five million, eight hundred thirty-nine thousand, five hundred sixty-one".