45778079 has 2 divisors, whose sum is σ = 45778080. Its totient is φ = 45778078.

The previous prime is 45778067. The next prime is 45778097. The reversal of 45778079 is 97087754.

Together with next prime (45778097) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45778079 - 2¹⁶ = 45712543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45778009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22889039 + 22889040.

It is an arithmetic number, because the mean of its divisors is an integer number (22889040).

Almost surely, 2^45778079 is an apocalyptic number.

45778079 is a deficient number, since it is larger than the sum of its proper divisors (1).

45778079 is an equidigital number, since it uses as much as digits as its factorization.

45778079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 493920, while the sum is 47.

The square root of 45778079 is about 6765.9499702555. The cubic root of 45778079 is about 357.7276597757.

The spelling of 45778079 in words is "forty-five million, seven hundred seventy-eight thousand, seventy-nine".