1541042542 has 32 divisors (see below), whose sum is σ = 2582697600. Its totient is φ = 684730368.

The previous prime is 1541042539. The next prime is 1541042549. The reversal of 1541042542 is 2452401451.

It is a self number, because there is not a number n which added to its sum of digits gives 1541042542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1541042549) 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, 273934 + ... + 279502.

It is an arithmetic number, because the mean of its divisors is an integer number (80709300).

Almost surely, 2^1541042542 is an apocalyptic number.

1541042542 is a deficient number, since it is larger than the sum of its proper divisors (1041655058).

1541042542 is a wasteful number, since it uses less digits than its factorization.

1541042542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5980.

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 1541042542 is about 39256.1147084120. The cubic root of 1541042542 is about 1155.0608819566.

Adding to 1541042542 its reverse (2452401451), we get a palindrome (3993443993).

The spelling of 1541042542 in words is "one billion, five hundred forty-one million, forty-two thousand, five hundred forty-two".