97771671 has 16 divisors (see below), whose sum is σ = 145106400. Its totient is φ = 65064384.

The previous prime is 97771633. The next prime is 97771679. The reversal of 97771671 is 17617779.

It is not a de Polignac number, because 97771671 - 2⁷ = 97771543 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97771679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13725 + ... + 19593.

It is an arithmetic number, because the mean of its divisors is an integer number (9069150).

Almost surely, 2^97771671 is an apocalyptic number.

97771671 is a deficient number, since it is larger than the sum of its proper divisors (47334729).

97771671 is a wasteful number, since it uses less digits than its factorization.

97771671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6495 (or 6489 counting only the distinct ones).

The product of its digits is 129654, while the sum is 45.

The square root of 97771671 is about 9887.9558554840. The cubic root of 97771671 is about 460.6852907967.

The spelling of 97771671 in words is "ninety-seven million, seven hundred seventy-one thousand, six hundred seventy-one".