1055543222 has 8 divisors (see below), whose sum is σ = 1584060096. Its totient is φ = 527523192.

The previous prime is 1055543221. The next prime is 1055543227. The reversal of 1055543222 is 2223455501.

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

It is a super-2 number, since 2×1055543222² = 2228342987020282568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055543221) 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, 118853 + ... + 127424.

It is an arithmetic number, because the mean of its divisors is an integer number (198007512).

Almost surely, 2^1055543222 is an apocalyptic number.

1055543222 is a deficient number, since it is larger than the sum of its proper divisors (528516874).

1055543222 is a wasteful number, since it uses less digits than its factorization.

1055543222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248422.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 1055543222 is about 32489.1246727270. The cubic root of 1055543222 is about 1018.1818250623.

Adding to 1055543222 its reverse (2223455501), we get a palindrome (3278998723).

The spelling of 1055543222 in words is "one billion, fifty-five million, five hundred forty-three thousand, two hundred twenty-two".