677041531 has 4 divisors (see below), whose sum is σ = 677765032. Its totient is φ = 676318032.

The previous prime is 677041517. The next prime is 677041543. The reversal of 677041531 is 135140776.

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

It is a cyclic number.

It is not a de Polignac number, because 677041531 - 2¹⁹ = 676517243 is a prime.

It is a super-2 number, since 2×677041531² = 916770469397647922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (677041591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360345 + ... + 362218.

It is an arithmetic number, because the mean of its divisors is an integer number (169441258).

Almost surely, 2^677041531 is an apocalyptic number.

677041531 is a deficient number, since it is larger than the sum of its proper divisors (723501).

677041531 is an equidigital number, since it uses as much as digits as its factorization.

677041531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723500.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 677041531 is about 26020.0217332730. The cubic root of 677041531 is about 878.0887977223.

The spelling of 677041531 in words is "six hundred seventy-seven million, forty-one thousand, five hundred thirty-one".