1042332145 has 4 divisors (see below), whose sum is σ = 1250798580. Its totient is φ = 833865712.

The previous prime is 1042332139. The next prime is 1042332149. The reversal of 1042332145 is 5412332401.

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 172318129 + 870014016 = 13127^2 + 29496^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042332145 - 2¹¹ = 1042330097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1042332149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104233210 + ... + 104233219.

It is an arithmetic number, because the mean of its divisors is an integer number (312699645).

Almost surely, 2^1042332145 is an apocalyptic number.

It is an amenable number.

1042332145 is a deficient number, since it is larger than the sum of its proper divisors (208466435).

1042332145 is an equidigital number, since it uses as much as digits as its factorization.

1042332145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208466434.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1042332145 is about 32285.1691183429. The cubic root of 1042332145 is about 1013.9161572361.

Adding to 1042332145 its reverse (5412332401), we get a palindrome (6454664546).

The spelling of 1042332145 in words is "one billion, forty-two million, three hundred thirty-two thousand, one hundred forty-five".