1534019538 has 32 divisors (see below), whose sum is σ = 3138453504. Its totient is φ = 499725072.

The previous prime is 1534019533. The next prime is 1534019579. The reversal of 1534019538 is 8359104351.

It is a junction number, because it is equal to n+sod(n) for n = 1534019496 and 1534019505.

It is not an unprimeable number, because it can be changed into a prime (1534019533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36031 + ... + 66077.

It is an arithmetic number, because the mean of its divisors is an integer number (98076672).

Almost surely, 2^1534019538 is an apocalyptic number.

1534019538 is an abundant number, since it is smaller than the sum of its proper divisors (1604433966).

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

1534019538 is a wasteful number, since it uses less digits than its factorization.

1534019538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30246.

The product of its (nonzero) digits is 64800, while the sum is 39.

The square root of 1534019538 is about 39166.5614778729. The cubic root of 1534019538 is about 1153.3035539959.

The spelling of 1534019538 in words is "one billion, five hundred thirty-four million, nineteen thousand, five hundred thirty-eight".