97541965 has 16 divisors (see below), whose sum is σ = 126084096. Its totient is φ = 72230400.

The previous prime is 97541959. The next prime is 97541987. The reversal of 97541965 is 56914579.

It is not a de Polignac number, because 97541965 - 2⁷ = 97541837 is a prime.

It is a super-2 number, since 2×97541965² = 19028869872122450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10116 + ... + 17245.

It is an arithmetic number, because the mean of its divisors is an integer number (7880256).

Almost surely, 2^97541965 is an apocalyptic number.

It is an amenable number.

97541965 is a deficient number, since it is larger than the sum of its proper divisors (28542131).

97541965 is a wasteful number, since it uses less digits than its factorization.

97541965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27420.

The product of its digits is 340200, while the sum is 46.

The square root of 97541965 is about 9876.3335808386. Note that the first 3 decimals coincide. The cubic root of 97541965 is about 460.3242279381.

The spelling of 97541965 in words is "ninety-seven million, five hundred forty-one thousand, nine hundred sixty-five".