1609541548 has 12 divisors (see below), whose sum is σ = 2822581440. Its totient is φ = 803089712.

The previous prime is 1609541537. The next prime is 1609541573. The reversal of 1609541548 is 8451459061.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418111 + ... + 421942.

It is an arithmetic number, because the mean of its divisors is an integer number (235215120).

Almost surely, 2^1609541548 is an apocalyptic number.

It is an amenable number.

1609541548 is a deficient number, since it is larger than the sum of its proper divisors (1213039892).

1609541548 is a wasteful number, since it uses less digits than its factorization.

1609541548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840536 (or 840534 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 43.

The square root of 1609541548 is about 40119.0920635051. The cubic root of 1609541548 is about 1171.9274602061.

The spelling of 1609541548 in words is "one billion, six hundred nine million, five hundred forty-one thousand, five hundred forty-eight".