1015140542 has 8 divisors (see below), whose sum is σ = 1639842456. Its totient is φ = 468526392.

The previous prime is 1015140521. The next prime is 1015140557. The reversal of 1015140542 is 2450415101.

1015140542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19521908 + ... + 19521959.

It is an arithmetic number, because the mean of its divisors is an integer number (204980307).

Almost surely, 2^1015140542 is an apocalyptic number.

1015140542 is a deficient number, since it is larger than the sum of its proper divisors (624701914).

1015140542 is a wasteful number, since it uses less digits than its factorization.

1015140542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39043882.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 1015140542 is about 31861.2702508861. The cubic root of 1015140542 is about 1005.0215887708.

Adding to 1015140542 its reverse (2450415101), we get a palindrome (3465555643).

The spelling of 1015140542 in words is "one billion, fifteen million, one hundred forty thousand, five hundred forty-two".