45973019 has 2 divisors, whose sum is σ = 45973020. Its totient is φ = 45973018.

The previous prime is 45973001. The next prime is 45973051. The reversal of 45973019 is 91037954.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45973019 - 2⁸ = 45972763 is a prime.

It is a super-2 number, since 2×45973019² = 4227036951948722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45973069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22986509 + 22986510.

It is an arithmetic number, because the mean of its divisors is an integer number (22986510).

Almost surely, 2^45973019 is an apocalyptic number.

45973019 is a deficient number, since it is larger than the sum of its proper divisors (1).

45973019 is an equidigital number, since it uses as much as digits as its factorization.

45973019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 45973019 is about 6780.3406256618. The cubic root of 45973019 is about 358.2347196219.

The spelling of 45973019 in words is "forty-five million, nine hundred seventy-three thousand, nineteen".