1042323131 has 8 divisors (see below), whose sum is σ = 1098412704. Its totient is φ = 987131200.

The previous prime is 1042323119. The next prime is 1042323151. The reversal of 1042323131 is 1313232401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1042323131 - 2²⁶ = 975214267 is a prime.

It is a super-2 number, since 2×1042323131² = 2172875018835286322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042323151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222026 + ... + 226671.

It is an arithmetic number, because the mean of its divisors is an integer number (137301588).

Almost surely, 2^1042323131 is an apocalyptic number.

1042323131 is a deficient number, since it is larger than the sum of its proper divisors (56089573).

1042323131 is a wasteful number, since it uses less digits than its factorization.

1042323131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448821.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1042323131 is about 32285.0295183387. The cubic root of 1042323131 is about 1013.9132344740.

Adding to 1042323131 its reverse (1313232401), we get a palindrome (2355555532).

The spelling of 1042323131 in words is "one billion, forty-two million, three hundred twenty-three thousand, one hundred thirty-one".