675691454 has 4 divisors (see below), whose sum is σ = 1013537184. Its totient is φ = 337845726.

The previous prime is 675691453. The next prime is 675691477. The reversal of 675691454 is 454196576.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 675691399 and 675691408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675691453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168922862 + ... + 168922865.

It is an arithmetic number, because the mean of its divisors is an integer number (253384296).

Almost surely, 2^675691454 is an apocalyptic number.

675691454 is a deficient number, since it is larger than the sum of its proper divisors (337845730).

675691454 is a wasteful number, since it uses less digits than its factorization.

675691454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337845729.

The product of its digits is 907200, while the sum is 47.

The square root of 675691454 is about 25994.0657458582. The cubic root of 675691454 is about 877.5047486912.

The spelling of 675691454 in words is "six hundred seventy-five million, six hundred ninety-one thousand, four hundred fifty-four".