1677046213 has 4 divisors (see below), whose sum is σ = 1677853408. Its totient is φ = 1676239020.

The previous prime is 1677046187. The next prime is 1677046223. The reversal of 1677046213 is 3126407761.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3126407761 = 3023 ⋅1034207.

It is a cyclic number.

It is not a de Polignac number, because 1677046213 - 2²¹ = 1674949061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1677046223) 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, 400473 + ... + 404638.

It is an arithmetic number, because the mean of its divisors is an integer number (419463352).

Almost surely, 2^1677046213 is an apocalyptic number.

It is an amenable number.

1677046213 is a deficient number, since it is larger than the sum of its proper divisors (807195).

1677046213 is an equidigital number, since it uses as much as digits as its factorization.

1677046213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807194.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 1677046213 is about 40951.7546998905. The cubic root of 1677046213 is about 1188.0872723339.

The spelling of 1677046213 in words is "one billion, six hundred seventy-seven million, forty-six thousand, two hundred thirteen".