45158329 has 2 divisors, whose sum is σ = 45158330. Its totient is φ = 45158328.

The previous prime is 45158293. The next prime is 45158357. The reversal of 45158329 is 92385154.

Together with previous prime (45158293) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31945104 + 13213225 = 5652^2 + 3635^2 .

It is a cyclic number.

It is not a de Polignac number, because 45158329 - 2⁹ = 45157817 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45158359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22579164 + 22579165.

It is an arithmetic number, because the mean of its divisors is an integer number (22579165).

Almost surely, 2^45158329 is an apocalyptic number.

It is an amenable number.

45158329 is a deficient number, since it is larger than the sum of its proper divisors (1).

45158329 is an equidigital number, since it uses as much as digits as its factorization.

45158329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 37.

The square root of 45158329 is about 6719.9947172598. The cubic root of 45158329 is about 356.1059972420.

The spelling of 45158329 in words is "forty-five million, one hundred fifty-eight thousand, three hundred twenty-nine".