1542540904 has 16 divisors (see below), whose sum is σ = 2985563520. Its totient is φ = 746390640.

The previous prime is 1542540889. The next prime is 1542540941. The reversal of 1542540904 is 4090452451.

It is a self number, because there is not a number n which added to its sum of digits gives 1542540904.

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 3 ways as a sum of consecutive naturals, for example, 3109714 + ... + 3110209.

It is an arithmetic number, because the mean of its divisors is an integer number (186597720).

Almost surely, 2^1542540904 is an apocalyptic number.

It is an amenable number.

1542540904 is a deficient number, since it is larger than the sum of its proper divisors (1443022616).

1542540904 is a wasteful number, since it uses less digits than its factorization.

1542540904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6219960 (or 6219956 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 1542540904 is about 39275.1945125673. The cubic root of 1542540904 is about 1155.4351175075.

The spelling of 1542540904 in words is "one billion, five hundred forty-two million, five hundred forty thousand, nine hundred four".