1042130343 has 4 divisors (see below), whose sum is σ = 1389507128. Its totient is φ = 694753560.

The previous prime is 1042130293. The next prime is 1042130351. The reversal of 1042130343 is 3430312401.

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

It is not a de Polignac number, because 1042130343 - 2¹⁷ = 1041999271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042130443) 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, 173688388 + ... + 173688393.

It is an arithmetic number, because the mean of its divisors is an integer number (347376782).

Almost surely, 2^1042130343 is an apocalyptic number.

1042130343 is a deficient number, since it is larger than the sum of its proper divisors (347376785).

1042130343 is an equidigital number, since it uses as much as digits as its factorization.

1042130343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347376784.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1042130343 is about 32282.0436620732. The cubic root of 1042130343 is about 1013.8507195170.

Adding to 1042130343 its reverse (3430312401), we get a palindrome (4472442744).

The spelling of 1042130343 in words is "one billion, forty-two million, one hundred thirty thousand, three hundred forty-three".