1045525547 has 6 divisors (see below), whose sum is σ = 1149214164. Its totient is φ = 950477660.

The previous prime is 1045525531. The next prime is 1045525549. The reversal of 1045525547 is 7455255401.

It is not a de Polignac number, because 1045525547 - 2⁴ = 1045525531 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1045525547.

It is not an unprimeable number, because it can be changed into a prime (1045525549) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4320233 + ... + 4320474.

It is an arithmetic number, because the mean of its divisors is an integer number (191535694).

Almost surely, 2^1045525547 is an apocalyptic number.

1045525547 is a deficient number, since it is larger than the sum of its proper divisors (103688617).

1045525547 is an equidigital number, since it uses as much as digits as its factorization.

1045525547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8640729 (or 8640718 counting only the distinct ones).

The product of its (nonzero) digits is 140000, while the sum is 38.

The square root of 1045525547 is about 32334.5874722409. The cubic root of 1045525547 is about 1014.9505494929.

The spelling of 1045525547 in words is "one billion, forty-five million, five hundred twenty-five thousand, five hundred forty-seven".