1538604106 has 64 divisors (see below), whose sum is σ = 2635063200. Its totient is φ = 668860416.

The previous prime is 1538604101. The next prime is 1538604131. The reversal of 1538604106 is 6014068351.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 34327881 + 1504276225 = 5859^2 + 38785^2 .

It is not an unprimeable number, because it can be changed into a prime (1538604101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7971946 + ... + 7972138.

Almost surely, 2^1538604106 is an apocalyptic number.

1538604106 is a deficient number, since it is larger than the sum of its proper divisors (1096459094).

1538604106 is a wasteful number, since it uses less digits than its factorization.

1538604106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 1538604106 is about 39225.0443721865. The cubic root of 1538604106 is about 1154.4513316397.

The spelling of 1538604106 in words is "one billion, five hundred thirty-eight million, six hundred four thousand, one hundred six".