1535045420 has 24 divisors (see below), whose sum is σ = 3224707584. Its totient is φ = 613806336.

The previous prime is 1535045411. The next prime is 1535045423. The reversal of 1535045420 is 245405351.

It is not an unprimeable number, because it can be changed into a prime (1535045423) 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, 54677 + ... + 77843.

It is an arithmetic number, because the mean of its divisors is an integer number (134362816).

Almost surely, 2^1535045420 is an apocalyptic number.

1535045420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1535045420 is an abundant number, since it is smaller than the sum of its proper divisors (1689662164).

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

1535045420 is a wasteful number, since it uses less digits than its factorization.

1535045420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26489 (or 26487 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 1535045420 is about 39179.6556901665. The cubic root of 1535045420 is about 1153.5605889030.

The spelling of 1535045420 in words is "one billion, five hundred thirty-five million, forty-five thousand, four hundred twenty".