1005552445 has 8 divisors (see below), whose sum is σ = 1207041120. Its totient is φ = 804189840.

The previous prime is 1005552439. The next prime is 1005552469. The reversal of 1005552445 is 5442555001.

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

It is not a de Polignac number, because 1005552445 - 2³ = 1005552437 is a prime.

It is a super-2 number, since 2×1005552445² = 2022271439290956050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12975 + ... + 46684.

It is an arithmetic number, because the mean of its divisors is an integer number (150880140).

Almost surely, 2^1005552445 is an apocalyptic number.

It is an amenable number.

1005552445 is a deficient number, since it is larger than the sum of its proper divisors (201488675).

1005552445 is an equidigital number, since it uses as much as digits as its factorization.

1005552445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63035.

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 1005552445 is about 31710.4469378784. The cubic root of 1005552445 is about 1001.8474000115.

It can be divided in two parts, 10055 and 52445, that added together give a square (62500 = 250²).

The spelling of 1005552445 in words is "one billion, five million, five hundred fifty-two thousand, four hundred forty-five".