955651 has 4 divisors (see below), whose sum is σ = 976032. Its totient is φ = 935272.

The previous prime is 955649. The next prime is 955657. The reversal of 955651 is 156559.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 156559 = 13 ⋅12043.

It is a cyclic number.

It is not a de Polignac number, because 955651 - 2¹ = 955649 is a prime.

It is a Duffinian number.

955651 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (955657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10120 + ... + 10213.

It is an arithmetic number, because the mean of its divisors is an integer number (244008).

2⁹⁵⁵⁶⁵¹ is an apocalyptic number.

955651 is a deficient number, since it is larger than the sum of its proper divisors (20381).

955651 is a wasteful number, since it uses less digits than its factorization.

955651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20380.

The product of its digits is 6750, while the sum is 31.

The square root of 955651 is about 977.5740381168. The cubic root of 955651 is about 98.4992913964.

The spelling of 955651 in words is "nine hundred fifty-five thousand, six hundred fifty-one".