1445533542 has 24 divisors (see below), whose sum is σ = 3134902680. Its totient is φ = 481396320.

The previous prime is 1445533541. The next prime is 1445533549. The reversal of 1445533542 is 2453355441.

It is a junction number, because it is equal to n+sod(n) for n = 1445533497 and 1445533506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445533541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17167 + ... + 56442.

It is an arithmetic number, because the mean of its divisors is an integer number (130620945).

Almost surely, 2^1445533542 is an apocalyptic number.

1445533542 is an abundant number, since it is smaller than the sum of its proper divisors (1689369138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1445533542 is a wasteful number, since it uses less digits than its factorization.

1445533542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74708 (or 74705 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 1445533542 is about 38020.1728296966. The cubic root of 1445533542 is about 1130.6878475864.

Adding to 1445533542 its reverse (2453355441), we get a palindrome (3898888983).

The spelling of 1445533542 in words is "one billion, four hundred forty-five million, five hundred thirty-three thousand, five hundred forty-two".