955359221 has 2 divisors, whose sum is σ = 955359222. Its totient is φ = 955359220.

The previous prime is 955359199. The next prime is 955359253. The reversal of 955359221 is 122953559.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 918756721 + 36602500 = 30311^2 + 6050^2 .

It is a cyclic number.

It is not a de Polignac number, because 955359221 - 2⁶ = 955359157 is a prime.

It is a super-2 number, since 2×955359221² = 1825422482299453682, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (955359521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 477679610 + 477679611.

It is an arithmetic number, because the mean of its divisors is an integer number (477679611).

Almost surely, 2^955359221 is an apocalyptic number.

It is an amenable number.

955359221 is a deficient number, since it is larger than the sum of its proper divisors (1).

955359221 is an equidigital number, since it uses as much as digits as its factorization.

955359221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 121500, while the sum is 41.

The square root of 955359221 is about 30908.8857935708. The cubic root of 955359221 is about 984.8926578724.

The spelling of 955359221 in words is "nine hundred fifty-five million, three hundred fifty-nine thousand, two hundred twenty-one".