1042142132 has 24 divisors (see below), whose sum is σ = 1834027272. Its totient is φ = 518144000.

The previous prime is 1042142083. The next prime is 1042142197. The reversal of 1042142132 is 2312412401.

It can be written as a sum of positive squares in 4 ways, for example, as 353289616 + 688852516 = 18796^2 + 26246^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650132 + ... + 651732.

It is an arithmetic number, because the mean of its divisors is an integer number (76417803).

Almost surely, 2^1042142132 is an apocalyptic number.

It is an amenable number.

1042142132 is a deficient number, since it is larger than the sum of its proper divisors (791885140).

1042142132 is a wasteful number, since it uses less digits than its factorization.

1042142132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2419 (or 2417 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1042142132 is about 32282.2262553251. The cubic root of 1042142132 is about 1013.8545425324.

Adding to 1042142132 its reverse (2312412401), we get a palindrome (3354554533).

The spelling of 1042142132 in words is "one billion, forty-two million, one hundred forty-two thousand, one hundred thirty-two".