970691641 has 8 divisors (see below), whose sum is σ = 977976000. Its totient is φ = 963417840.

The previous prime is 970691629. The next prime is 970691671. The reversal of 970691641 is 146196079.

It is a happy number.

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 970691641 - 2⁹ = 970691129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (970691621) 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, 342930 + ... + 345748.

It is an arithmetic number, because the mean of its divisors is an integer number (122247000).

Almost surely, 2^970691641 is an apocalyptic number.

It is an amenable number.

970691641 is a deficient number, since it is larger than the sum of its proper divisors (7284359).

970691641 is a wasteful number, since it uses less digits than its factorization.

970691641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5279.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 970691641 is about 31155.9246532662. The cubic root of 970691641 is about 990.1335197258.

The spelling of 970691641 in words is "nine hundred seventy million, six hundred ninety-one thousand, six hundred forty-one".