1001505142 has 12 divisors (see below), whose sum is σ = 1651242348. Its totient is φ = 455229500.

The previous prime is 1001505133. The next prime is 1001505157. The reversal of 1001505142 is 2415051001.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 2068984 + ... + 2069467.

It is an arithmetic number, because the mean of its divisors is an integer number (137603529).

Almost surely, 2^1001505142 is an apocalyptic number.

1001505142 is a deficient number, since it is larger than the sum of its proper divisors (649737206).

1001505142 is a wasteful number, since it uses less digits than its factorization.

1001505142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4138475 (or 4138464 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 1001505142 is about 31646.5660380396. The cubic root of 1001505142 is about 1000.5014624933.

Adding to 1001505142 its reverse (2415051001), we get a palindrome (3416556143).

The spelling of 1001505142 in words is "one billion, one million, five hundred five thousand, one hundred forty-two".