45461761 has 2 divisors, whose sum is σ = 45461762. Its totient is φ = 45461760.

The previous prime is 45461753. The next prime is 45461803. The reversal of 45461761 is 16716454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42981136 + 2480625 = 6556^2 + 1575^2 .

It is a cyclic number.

It is not a de Polignac number, because 45461761 - 2³ = 45461753 is a prime.

It is a super-2 number, since 2×45461761² = 4133543426442242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45461701) 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, 22730880 + 22730881.

It is an arithmetic number, because the mean of its divisors is an integer number (22730881).

Almost surely, 2^45461761 is an apocalyptic number.

It is an amenable number.

45461761 is a deficient number, since it is larger than the sum of its proper divisors (1).

45461761 is an equidigital number, since it uses as much as digits as its factorization.

45461761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 34.

The square root of 45461761 is about 6742.5337225705. The cubic root of 45461761 is about 356.9018108559.

The spelling of 45461761 in words is "forty-five million, four hundred sixty-one thousand, seven hundred sixty-one".