100971265 has 8 divisors (see below), whose sum is σ = 126433728. Its totient is φ = 77264880.

The previous prime is 100971259. The next prime is 100971271. The reversal of 100971265 is 562179001.

It is an interprime number because it is at equal distance from previous prime (100971259) and next prime (100971271).

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

It is not a de Polignac number, because 100971265 - 2³ = 100971257 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438891 + ... + 439120.

It is an arithmetic number, because the mean of its divisors is an integer number (15804216).

Almost surely, 2^100971265 is an apocalyptic number.

It is an amenable number.

100971265 is a deficient number, since it is larger than the sum of its proper divisors (25462463).

100971265 is an equidigital number, since it uses as much as digits as its factorization.

100971265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878039.

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 100971265 is about 10048.4458997399. The cubic root of 100971265 is about 465.6567818494.

The spelling of 100971265 in words is "one hundred million, nine hundred seventy-one thousand, two hundred sixty-five".