1445542552 has 16 divisors (see below), whose sum is σ = 2711071440. Its totient is φ = 722590176.

The previous prime is 1445542547. The next prime is 1445542601. The reversal of 1445542552 is 2552455441.

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, 14958 + ... + 55810.

It is an arithmetic number, because the mean of its divisors is an integer number (169441965).

Almost surely, 2^1445542552 is an apocalyptic number.

It is an amenable number.

1445542552 is a deficient number, since it is larger than the sum of its proper divisors (1265528888).

1445542552 is a wasteful number, since it uses less digits than its factorization.

1445542552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45282 (or 45278 counting only the distinct ones).

The product of its digits is 160000, while the sum is 37.

The square root of 1445542552 is about 38020.2913192416. The cubic root of 1445542552 is about 1130.6901967712.

Adding to 1445542552 its reverse (2552455441), we get a palindrome (3997997993).

The spelling of 1445542552 in words is "one billion, four hundred forty-five million, five hundred forty-two thousand, five hundred fifty-two".