1042132445 has 4 divisors (see below), whose sum is σ = 1250558940. Its totient is φ = 833705952.

The previous prime is 1042132439. The next prime is 1042132459. The reversal of 1042132445 is 5442312401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 116877721 + 925254724 = 10811^2 + 30418^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042132445 - 2⁶ = 1042132381 is a prime.

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, 104213240 + ... + 104213249.

It is an arithmetic number, because the mean of its divisors is an integer number (312639735).

Almost surely, 2^1042132445 is an apocalyptic number.

It is an amenable number.

1042132445 is a deficient number, since it is larger than the sum of its proper divisors (208426495).

1042132445 is an equidigital number, since it uses as much as digits as its factorization.

1042132445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208426494.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1042132445 is about 32282.0762188556. The cubic root of 1042132445 is about 1013.8514011696.

Adding to 1042132445 its reverse (5442312401), we get a palindrome (6484444846).

The spelling of 1042132445 in words is "one billion, forty-two million, one hundred thirty-two thousand, four hundred forty-five".