1000554455 has 8 divisors (see below), whose sum is σ = 1206952704. Its totient is φ = 796252000.

The previous prime is 1000554449. The next prime is 1000554517. The reversal of 1000554455 is 5544550001.

It is a happy number.

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

It is not a de Polignac number, because 1000554455 - 2¹⁶ = 1000488919 is a prime.

It is a super-2 number, since 2×1000554455² = 2002218434840694050, which contains 22 as substring.

It is a Duffinian number.

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, 522896 + ... + 524805.

It is an arithmetic number, because the mean of its divisors is an integer number (150869088).

Almost surely, 2^1000554455 is an apocalyptic number.

1000554455 is a deficient number, since it is larger than the sum of its proper divisors (206398249).

1000554455 is a wasteful number, since it uses less digits than its factorization.

1000554455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047897.

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 1000554455 is about 31631.5420901353. The cubic root of 1000554455 is about 1000.1847841860.

The spelling of 1000554455 in words is "one billion, five hundred fifty-four thousand, four hundred fifty-five".