1609141677 has 32 divisors (see below), whose sum is σ = 2523225600. Its totient is φ = 899286720.

The previous prime is 1609141669. The next prime is 1609141727. The reversal of 1609141677 is 7761419061.

It is not a de Polignac number, because 1609141677 - 2³ = 1609141669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1609141607) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 765574 + ... + 767672.

It is an arithmetic number, because the mean of its divisors is an integer number (78850800).

Almost surely, 2^1609141677 is an apocalyptic number.

It is an amenable number.

1609141677 is a deficient number, since it is larger than the sum of its proper divisors (914083923).

1609141677 is a wasteful number, since it uses less digits than its factorization.

1609141677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3913.

The product of its (nonzero) digits is 63504, while the sum is 42.

The square root of 1609141677 is about 40114.1082039723. The cubic root of 1609141677 is about 1171.8304017986.

The spelling of 1609141677 in words is "one billion, six hundred nine million, one hundred forty-one thousand, six hundred seventy-seven".