1455555542 has 8 divisors (see below), whose sum is σ = 2495238096. Its totient is φ = 623809512.

The previous prime is 1455555527. The next prime is 1455555551. The reversal of 1455555542 is 2455555541.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1455555542.

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, 51984113 + ... + 51984140.

It is an arithmetic number, because the mean of its divisors is an integer number (311904762).

Almost surely, 2^1455555542 is an apocalyptic number.

1455555542 is a deficient number, since it is larger than the sum of its proper divisors (1039682554).

1455555542 is a wasteful number, since it uses less digits than its factorization.

1455555542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103968262.

The product of its digits is 500000, while the sum is 41.

The square root of 1455555542 is about 38151.7436298788. The cubic root of 1455555542 is about 1133.2948817596.

Subtracting 1455555542 from its reverse (2455555541), we obtain a palindrome (999999999).

The spelling of 1455555542 in words is "one billion, four hundred fifty-five million, five hundred fifty-five thousand, five hundred forty-two".