97700761 has 2 divisors, whose sum is σ = 97700762. Its totient is φ = 97700760.

The previous prime is 97700741. The next prime is 97700839. The reversal of 97700761 is 16700779.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68161536 + 29539225 = 8256^2 + 5435^2 .

It is a cyclic number.

It is not a de Polignac number, because 97700761 - 2¹⁹ = 97176473 is a prime.

It is a Chen prime.

It is equal to p_5636692 and since 97700761 and 5636692 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97700761.

It is not a weakly prime, because it can be changed into another prime (97700741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48850380 + 48850381.

It is an arithmetic number, because the mean of its divisors is an integer number (48850381).

Almost surely, 2^97700761 is an apocalyptic number.

It is an amenable number.

97700761 is a deficient number, since it is larger than the sum of its proper divisors (1).

97700761 is an equidigital number, since it uses as much as digits as its factorization.

97700761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18522, while the sum is 37.

The square root of 97700761 is about 9884.3695297171. The cubic root of 97700761 is about 460.5738914714.

The spelling of 97700761 in words is "ninety-seven million, seven hundred thousand, seven hundred sixty-one".