951085561 has 8 divisors (see below), whose sum is σ = 972535680. Its totient is φ = 929686128.

The previous prime is 951085559. The next prime is 951085591. The reversal of 951085561 is 165580159.

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 951085561 - 2¹ = 951085559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (951085591) 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, 26635 + ... + 51103.

It is an arithmetic number, because the mean of its divisors is an integer number (121566960).

Almost surely, 2^951085561 is an apocalyptic number.

It is an amenable number.

951085561 is a deficient number, since it is larger than the sum of its proper divisors (21450119).

951085561 is a wasteful number, since it uses less digits than its factorization.

951085561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25343.

The product of its (nonzero) digits is 54000, while the sum is 40.

The square root of 951085561 is about 30839.6751117777. The cubic root of 951085561 is about 983.4218713985.

The spelling of 951085561 in words is "nine hundred fifty-one million, eighty-five thousand, five hundred sixty-one".