45477449 has 2 divisors, whose sum is σ = 45477450. Its totient is φ = 45477448.

The previous prime is 45477433. The next prime is 45477503. The reversal of 45477449 is 94477454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22848400 + 22629049 = 4780^2 + 4757^2 .

It is a cyclic number.

It is not a de Polignac number, because 45477449 - 2⁴ = 45477433 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45477349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22738724 + 22738725.

It is an arithmetic number, because the mean of its divisors is an integer number (22738725).

Almost surely, 2^45477449 is an apocalyptic number.

It is an amenable number.

45477449 is a deficient number, since it is larger than the sum of its proper divisors (1).

45477449 is an equidigital number, since it uses as much as digits as its factorization.

45477449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 44.

The square root of 45477449 is about 6743.6969831095. The cubic root of 45477449 is about 356.9428595055.

The spelling of 45477449 in words is "forty-five million, four hundred seventy-seven thousand, four hundred forty-nine".