1670552897 has 8 divisors (see below), whose sum is σ = 1802068800. Its totient is φ = 1539467280.

The previous prime is 1670552887. The next prime is 1670552999. The reversal of 1670552897 is 7982550761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1670552897 - 2⁶ = 1670552833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1670552837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99479 + ... + 115052.

It is an arithmetic number, because the mean of its divisors is an integer number (225258600).

Almost surely, 2^1670552897 is an apocalyptic number.

It is an amenable number.

1670552897 is a deficient number, since it is larger than the sum of its proper divisors (131515903).

1670552897 is a wasteful number, since it uses less digits than its factorization.

1670552897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215143.

The product of its (nonzero) digits is 1058400, while the sum is 50.

The square root of 1670552897 is about 40872.3977397950. The cubic root of 1670552897 is about 1186.5519132799.

The spelling of 1670552897 in words is "one billion, six hundred seventy million, five hundred fifty-two thousand, eight hundred ninety-seven".