2003552154 has 12 divisors (see below), whose sum is σ = 4341029706. Its totient is φ = 667850712.

The previous prime is 2003552141. The next prime is 2003552219. The reversal of 2003552154 is 4512553002.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1367150625 + 636401529 = 36975^2 + 25227^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55654209 + ... + 55654244.

Almost surely, 2^2003552154 is an apocalyptic number.

2003552154 is an abundant number, since it is smaller than the sum of its proper divisors (2337477552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2003552154 is a wasteful number, since it uses less digits than its factorization.

2003552154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111308461 (or 111308458 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 2003552154 is about 44761.0562207819. The cubic root of 2003552154 is about 1260.6665143343. Note that the first 3 decimals are identical.

The spelling of 2003552154 in words is "two billion, three million, five hundred fifty-two thousand, one hundred fifty-four".