45648479 has 2 divisors, whose sum is σ = 45648480. Its totient is φ = 45648478.

The previous prime is 45648397. The next prime is 45648481. The reversal of 45648479 is 97484654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45648479 - 2²⁰ = 44599903 is a prime.

Together with 45648481, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45648979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22824239 + 22824240.

It is an arithmetic number, because the mean of its divisors is an integer number (22824240).

Almost surely, 2^45648479 is an apocalyptic number.

45648479 is a deficient number, since it is larger than the sum of its proper divisors (1).

45648479 is an equidigital number, since it uses as much as digits as its factorization.

45648479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 47.

The square root of 45648479 is about 6756.3658130684. The cubic root of 45648479 is about 357.3897591529.

The spelling of 45648479 in words is "forty-five million, six hundred forty-eight thousand, four hundred seventy-nine".