677403043 has 2 divisors, whose sum is σ = 677403044. Its totient is φ = 677403042.

The previous prime is 677403019. The next prime is 677403053. The reversal of 677403043 is 340304776.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 677403043 - 2¹⁷ = 677271971 is a prime.

It is not a weakly prime, because it can be changed into another prime (677403053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338701521 + 338701522.

It is an arithmetic number, because the mean of its divisors is an integer number (338701522).

Almost surely, 2^677403043 is an apocalyptic number.

677403043 is a deficient number, since it is larger than the sum of its proper divisors (1).

677403043 is an equidigital number, since it uses as much as digits as its factorization.

677403043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 34.

The square root of 677403043 is about 26026.9676105381. The cubic root of 677403043 is about 878.2450575379.

The spelling of 677403043 in words is "six hundred seventy-seven million, four hundred three thousand, forty-three".