97561347 has 8 divisors (see below), whose sum is σ = 140088144. Its totient is φ = 60037728.

The previous prime is 97561337. The next prime is 97561357. The reversal of 97561347 is 74316579.

It is an interprime number because it is at equal distance from previous prime (97561337) and next prime (97561357).

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

It is not a de Polignac number, because 97561347 - 2¹⁸ = 97299203 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97561299 and 97561308.

It is not an unprimeable number, because it can be changed into a prime (97561337) 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, 1250748 + ... + 1250825.

It is an arithmetic number, because the mean of its divisors is an integer number (17511018).

Almost surely, 2^97561347 is an apocalyptic number.

97561347 is a deficient number, since it is larger than the sum of its proper divisors (42526797).

97561347 is a wasteful number, since it uses less digits than its factorization.

97561347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2501589.

The product of its digits is 158760, while the sum is 42.

The square root of 97561347 is about 9877.3147666762. The cubic root of 97561347 is about 460.3547153743.

The spelling of 97561347 in words is "ninety-seven million, five hundred sixty-one thousand, three hundred forty-seven".