45159449 has 2 divisors, whose sum is σ = 45159450. Its totient is φ = 45159448.

The previous prime is 45159437. The next prime is 45159461. The reversal of 45159449 is 94495154.

It is a balanced prime because it is at equal distance from previous prime (45159437) and next prime (45159461).

It can be written as a sum of positive squares in only one way, i.e., 44462224 + 697225 = 6668^2 + 835^2 .

It is a cyclic number.

It is not a de Polignac number, because 45159449 - 2¹² = 45155353 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45159349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22579724 + 22579725.

It is an arithmetic number, because the mean of its divisors is an integer number (22579725).

Almost surely, 2^45159449 is an apocalyptic number.

It is an amenable number.

45159449 is a deficient number, since it is larger than the sum of its proper divisors (1).

45159449 is an equidigital number, since it uses as much as digits as its factorization.

45159449 is an evil number, because the sum of its binary digits is even.

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

The square root of 45159449 is about 6720.0780501420. The cubic root of 45159449 is about 356.1089412203.

The spelling of 45159449 in words is "forty-five million, one hundred fifty-nine thousand, four hundred forty-nine".