1675138694 has 8 divisors (see below), whose sum is σ = 2521587720. Its totient is φ = 834609456.

The previous prime is 1675138657. The next prime is 1675138697. The reversal of 1675138694 is 4968315761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1675138697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1479239 + ... + 1480370.

It is an arithmetic number, because the mean of its divisors is an integer number (315198465).

Almost surely, 2^1675138694 is an apocalyptic number.

1675138694 is a deficient number, since it is larger than the sum of its proper divisors (846449026).

1675138694 is a wasteful number, since it uses less digits than its factorization.

1675138694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2959894.

The product of its digits is 1088640, while the sum is 50.

The square root of 1675138694 is about 40928.4582411798. The cubic root of 1675138694 is about 1187.6366469383.

The spelling of 1675138694 in words is "one billion, six hundred seventy-five million, one hundred thirty-eight thousand, six hundred ninety-four".