1000553239 has 8 divisors (see below), whose sum is σ = 1165065120. Its totient is φ = 841435296.

The previous prime is 1000553221. The next prime is 1000553251. The reversal of 1000553239 is 9323550001.

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

It is a cyclic number.

It is not a de Polignac number, because 1000553239 - 2¹⁹ = 1000028951 is a prime.

It is a super-2 number, since 2×1000553239² = 2002213568146782242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000553039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1348084 + ... + 1348825.

It is an arithmetic number, because the mean of its divisors is an integer number (145633140).

Almost surely, 2^1000553239 is an apocalyptic number.

1000553239 is a deficient number, since it is larger than the sum of its proper divisors (164511881).

1000553239 is an equidigital number, since it uses as much as digits as its factorization.

1000553239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2696969.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 1000553239 is about 31631.5228688092. The cubic root of 1000553239 is about 1000.1843790023.

The spelling of 1000553239 in words is "one billion, five hundred fifty-three thousand, two hundred thirty-nine".