1555045104 has 20 divisors (see below), whose sum is σ = 4017199976. Its totient is φ = 518348352.

The previous prime is 1555045081. The next prime is 1555045109. The reversal of 1555045104 is 4015405551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1555045109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16198339 + ... + 16198434.

Almost surely, 2^1555045104 is an apocalyptic number.

It is an amenable number.

1555045104 is an abundant number, since it is smaller than the sum of its proper divisors (2462154872).

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

1555045104 is a wasteful number, since it uses less digits than its factorization.

1555045104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32396784 (or 32396778 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 1555045104 is about 39434.0602018103. The cubic root of 1555045104 is about 1158.5487956294.

The spelling of 1555045104 in words is "one billion, five hundred fifty-five million, forty-five thousand, one hundred four".