45293687 has 2 divisors, whose sum is σ = 45293688. Its totient is φ = 45293686.

The previous prime is 45293683. The next prime is 45293741. The reversal of 45293687 is 78639254.

45293687 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45293687 - 2² = 45293683 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45293683) 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, 22646843 + 22646844.

It is an arithmetic number, because the mean of its divisors is an integer number (22646844).

Almost surely, 2^45293687 is an apocalyptic number.

45293687 is a deficient number, since it is larger than the sum of its proper divisors (1).

45293687 is an equidigital number, since it uses as much as digits as its factorization.

45293687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 44.

The square root of 45293687 is about 6730.0584692854. The cubic root of 45293687 is about 356.4614408298.

The spelling of 45293687 in words is "forty-five million, two hundred ninety-three thousand, six hundred eighty-seven".