1532103420 has 24 divisors (see below), whose sum is σ = 4289889744. Its totient is φ = 408560896.

The previous prime is 1532103409. The next prime is 1532103451. The reversal of 1532103420 is 243012351.

1532103420 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12767469 + ... + 12767588.

It is an arithmetic number, because the mean of its divisors is an integer number (178745406).

Almost surely, 2^1532103420 is an apocalyptic number.

1532103420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1532103420 is an abundant number, since it is smaller than the sum of its proper divisors (2757786324).

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

1532103420 is a wasteful number, since it uses less digits than its factorization.

1532103420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25535069 (or 25535067 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1532103420 is about 39142.0926880513. The cubic root of 1532103420 is about 1152.8231632348.

Adding to 1532103420 its reverse (243012351), we get a palindrome (1775115771).

The spelling of 1532103420 in words is "one billion, five hundred thirty-two million, one hundred three thousand, four hundred twenty".