1677040099 has 4 divisors (see below), whose sum is σ = 1916617264. Its totient is φ = 1437462936.

The previous prime is 1677040069. The next prime is 1677040103. The reversal of 1677040099 is 9900407761.

It is a happy number.

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

It is not a de Polignac number, because 1677040099 - 2⁷ = 1677039971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1677040019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119788572 + ... + 119788585.

It is an arithmetic number, because the mean of its divisors is an integer number (479154316).

Almost surely, 2^1677040099 is an apocalyptic number.

1677040099 is a deficient number, since it is larger than the sum of its proper divisors (239577165).

1677040099 is an equidigital number, since it uses as much as digits as its factorization.

1677040099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239577164.

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 1677040099 is about 40951.6800510065. The cubic root of 1677040099 is about 1188.0858285306.

The spelling of 1677040099 in words is "one billion, six hundred seventy-seven million, forty thousand, ninety-nine".