677015131 has 4 divisors (see below), whose sum is σ = 729093232. Its totient is φ = 624937032.

The previous prime is 677015113. The next prime is 677015137. The reversal of 677015131 is 131510776.

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 677015131 - 2¹⁷ = 676884059 is a prime.

It is a super-2 number, since 2×677015131² = 916698975205894322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 677015093 and 677015102.

It is not an unprimeable number, because it can be changed into a prime (677015137) 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, 26039031 + ... + 26039056.

It is an arithmetic number, because the mean of its divisors is an integer number (182273308).

Almost surely, 2^677015131 is an apocalyptic number.

677015131 is a deficient number, since it is larger than the sum of its proper divisors (52078101).

677015131 is a wasteful number, since it uses less digits than its factorization.

677015131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52078100.

The product of its (nonzero) digits is 4410, while the sum is 31.

The square root of 677015131 is about 26019.5144266760. The cubic root of 677015131 is about 878.0773844168.

The spelling of 677015131 in words is "six hundred seventy-seven million, fifteen thousand, one hundred thirty-one".