97761077 has 4 divisors (see below), whose sum is σ = 97913760. Its totient is φ = 97608396.

The previous prime is 97761049. The next prime is 97761091. The reversal of 97761077 is 77016779.

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.

It is a cyclic number.

It is not a de Polignac number, because 97761077 - 2¹⁰ = 97760053 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 (97761877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75377 + ... + 76662.

It is an arithmetic number, because the mean of its divisors is an integer number (24478440).

Almost surely, 2^97761077 is an apocalyptic number.

It is an amenable number.

97761077 is a deficient number, since it is larger than the sum of its proper divisors (152683).

97761077 is a wasteful number, since it uses less digits than its factorization.

97761077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152682.

The product of its (nonzero) digits is 129654, while the sum is 44.

The square root of 97761077 is about 9887.4201387420. The cubic root of 97761077 is about 460.6686510884.

The spelling of 97761077 in words is "ninety-seven million, seven hundred sixty-one thousand, seventy-seven".