45519827 has 2 divisors, whose sum is σ = 45519828. Its totient is φ = 45519826.

The previous prime is 45519823. The next prime is 45519841. The reversal of 45519827 is 72891554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45519827 - 2² = 45519823 is a prime.

It is not a weakly prime, because it can be changed into another prime (45519823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22759913 + 22759914.

It is an arithmetic number, because the mean of its divisors is an integer number (22759914).

Almost surely, 2^45519827 is an apocalyptic number.

45519827 is a deficient number, since it is larger than the sum of its proper divisors (1).

45519827 is an equidigital number, since it uses as much as digits as its factorization.

45519827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 41.

The square root of 45519827 is about 6746.8382965653. The cubic root of 45519827 is about 357.0536970651.

The spelling of 45519827 in words is "forty-five million, five hundred nineteen thousand, eight hundred twenty-seven".