45196519 has 2 divisors, whose sum is σ = 45196520. Its totient is φ = 45196518.

The previous prime is 45196517. The next prime is 45196531. The reversal of 45196519 is 91569154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45196519 - 2¹ = 45196517 is a prime.

It is a super-2 number, since 2×45196519² = 4085450659434722, which contains 22 as substring.

Together with 45196517, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45196511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22598259 + 22598260.

It is an arithmetic number, because the mean of its divisors is an integer number (22598260).

Almost surely, 2^45196519 is an apocalyptic number.

45196519 is a deficient number, since it is larger than the sum of its proper divisors (1).

45196519 is an equidigital number, since it uses as much as digits as its factorization.

45196519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48600, while the sum is 40.

The square root of 45196519 is about 6722.8356368425. The cubic root of 45196519 is about 356.2063541892.

The spelling of 45196519 in words is "forty-five million, one hundred ninety-six thousand, five hundred nineteen".