971406851 has 8 divisors (see below), whose sum is σ = 1005977280. Its totient is φ = 937381032.

The previous prime is 971406833. The next prime is 971406853. The reversal of 971406851 is 158604179.

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

It is a cyclic number.

It is not a de Polignac number, because 971406851 - 2²⁶ = 904297987 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 971406799 and 971406808.

It is not an unprimeable number, because it can be changed into a prime (971406853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132521 + ... + 139658.

It is an arithmetic number, because the mean of its divisors is an integer number (125747160).

Almost surely, 2^971406851 is an apocalyptic number.

971406851 is a deficient number, since it is larger than the sum of its proper divisors (34570429).

971406851 is a wasteful number, since it uses less digits than its factorization.

971406851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272305.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 971406851 is about 31167.4004530375. The cubic root of 971406851 is about 990.3766383134.

The spelling of 971406851 in words is "nine hundred seventy-one million, four hundred six thousand, eight hundred fifty-one".