45151313 has 2 divisors, whose sum is σ = 45151314. Its totient is φ = 45151312.

The previous prime is 45151307. The next prime is 45151331. The reversal of 45151313 is 31315154.

Together with next prime (45151331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44782864 + 368449 = 6692^2 + 607^2 .

It is a cyclic number.

It is not a de Polignac number, because 45151313 - 2¹² = 45147217 is a prime.

It is not a weakly prime, because it can be changed into another prime (45151363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22575656 + 22575657.

It is an arithmetic number, because the mean of its divisors is an integer number (22575657).

Almost surely, 2^45151313 is an apocalyptic number.

It is an amenable number.

45151313 is a deficient number, since it is larger than the sum of its proper divisors (1).

45151313 is an equidigital number, since it uses as much as digits as its factorization.

45151313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 900, while the sum is 23.

The square root of 45151313 is about 6719.4726727624. The cubic root of 45151313 is about 356.0875542133.

Adding to 45151313 its reverse (31315154), we get a palindrome (76466467).

The spelling of 45151313 in words is "forty-five million, one hundred fifty-one thousand, three hundred thirteen".