1506151111111 has 16 divisors (see below), whose sum is σ = 1602071460864. Its totient is φ = 1411045824384.

The previous prime is 1506151111079. The next prime is 1506151111121. The reversal of 1506151111111 is 1111111516051.

It is not a de Polignac number, because 1506151111111 - 2⁵ = 1506151111079 is a prime.

It is a Duffinian number.

1506151111111 is a modest number, since divided by 1111111 gives 150615 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1506151111121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52161100 + ... + 52189966.

It is an arithmetic number, because the mean of its divisors is an integer number (100129466304).

Almost surely, 2^{1506151111111} is an apocalyptic number.

1506151111111 is a deficient number, since it is larger than the sum of its proper divisors (95920349753).

1506151111111 is a wasteful number, since it uses less digits than its factorization.

1506151111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42870.

The product of its (nonzero) digits is 150, while the sum is 25.

Adding to 1506151111111 its reverse (1111111516051), we get a palindrome (2617262627162).

It can be divided in two parts, 1506151 and 111111, that multiplied together give a palindrome (167349943761).

The spelling of 1506151111111 in words is "one trillion, five hundred six billion, one hundred fifty-one million, one hundred eleven thousand, one hundred eleven".