45977747 has 2 divisors, whose sum is σ = 45977748. Its totient is φ = 45977746.

The previous prime is 45977699. The next prime is 45977753. The reversal of 45977747 is 74777954.

45977747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45977747 - 2¹⁶ = 45912211 is a prime.

It is a super-2 number, since 2×45977747² = 4227906438392018, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 45977695 and 45977704.

It is not a weakly prime, because it can be changed into another prime (45977947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22988873 + 22988874.

It is an arithmetic number, because the mean of its divisors is an integer number (22988874).

Almost surely, 2^45977747 is an apocalyptic number.

45977747 is a deficient number, since it is larger than the sum of its proper divisors (1).

45977747 is an equidigital number, since it uses as much as digits as its factorization.

45977747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728720, while the sum is 50.

The square root of 45977747 is about 6780.6892717481. The cubic root of 45977747 is about 358.2469998371.

The spelling of 45977747 in words is "forty-five million, nine hundred seventy-seven thousand, seven hundred forty-seven".