1535405052 has 24 divisors (see below), whose sum is σ = 3583449856. Its totient is φ = 511681968.

The previous prime is 1535405051. The next prime is 1535405063. The reversal of 1535405052 is 2505045351.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1535405051) 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, 49623 + ... + 74385.

Almost surely, 2^1535405052 is an apocalyptic number.

1535405052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1535405052 is an abundant number, since it is smaller than the sum of its proper divisors (2048044804).

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

1535405052 is a wasteful number, since it uses less digits than its factorization.

1535405052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29937 (or 29935 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 1535405052 is about 39184.2449461515. The cubic root of 1535405052 is about 1153.6506676509.

The spelling of 1535405052 in words is "one billion, five hundred thirty-five million, four hundred five thousand, fifty-two".