1106553442 has 4 divisors (see below), whose sum is σ = 1659830166. Its totient is φ = 553276720.

The previous prime is 1106553439. The next prime is 1106553457. The reversal of 1106553442 is 2443556011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1008761121 + 97792321 = 31761^2 + 9889^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276638359 + ... + 276638362.

Almost surely, 2^1106553442 is an apocalyptic number.

1106553442 is a deficient number, since it is larger than the sum of its proper divisors (553276724).

1106553442 is an equidigital number, since it uses as much as digits as its factorization.

1106553442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553276723.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1106553442 is about 33264.8980458380. The cubic root of 1106553442 is about 1034.3260541298.

The spelling of 1106553442 in words is "one billion, one hundred six million, five hundred fifty-three thousand, four hundred forty-two".