61600697 has 4 divisors (see below), whose sum is σ = 61703796. Its totient is φ = 61497600.

The previous prime is 61600657. The next prime is 61600699. The reversal of 61600697 is 79600616.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 50183056 + 11417641 = 7084^2 + 3379^2 .

It is a cyclic number.

It is not a de Polignac number, because 61600697 - 2¹⁰ = 61599673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61600699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50648 + ... + 51849.

It is an arithmetic number, because the mean of its divisors is an integer number (15425949).

Almost surely, 2^61600697 is an apocalyptic number.

It is an amenable number.

61600697 is a deficient number, since it is larger than the sum of its proper divisors (103099).

61600697 is a wasteful number, since it uses less digits than its factorization.

61600697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103098.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 61600697 is about 7848.6111510254. The cubic root of 61600697 is about 394.9376539959.

The spelling of 61600697 in words is "sixty-one million, six hundred thousand, six hundred ninety-seven".