1520041104 has 120 divisors (see below), whose sum is σ = 4510401792. Its totient is φ = 477031680.

The previous prime is 1520041063. The next prime is 1520041109. The reversal of 1520041104 is 4011400251.

1520041104 is a `hidden beast` number, since 1 + 520 + 0 + 41 + 104 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1520041109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 160567 + ... + 169769.

Almost surely, 2^1520041104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1520041104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2255200896).

1520041104 is an abundant number, since it is smaller than the sum of its proper divisors (2990360688).

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

1520041104 is a wasteful number, since it uses less digits than its factorization.

1520041104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9285 (or 9276 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1520041104 is about 38987.7045233494. The cubic root of 1520041104 is about 1149.7897798475.

Adding to 1520041104 its reverse (4011400251), we get a palindrome (5531441355).

The spelling of 1520041104 in words is "one billion, five hundred twenty million, forty-one thousand, one hundred four".