1234042130 has 16 divisors (see below), whose sum is σ = 2281311000. Its totient is φ = 480275712.

The previous prime is 1234042111. The next prime is 1234042157. The reversal of 1234042130 is 312404321.

It can be written as a sum of positive squares in 4 ways, for example, as 1216544641 + 17497489 = 34879^2 + 4183^2 .

It is a super-2 number, since 2×1234042130² = 3045719957229873800, which contains 22 as substring.

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, 1667255 + ... + 1667994.

Almost surely, 2^1234042130 is an apocalyptic number.

1234042130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1234042130 is a deficient number, since it is larger than the sum of its proper divisors (1047268870).

1234042130 is a wasteful number, since it uses less digits than its factorization.

1234042130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335293.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1234042130 is about 35128.9357937299. The cubic root of 1234042130 is about 1072.6136733078.

Adding to 1234042130 its reverse (312404321), we get a palindrome (1546446451).

The spelling of 1234042130 in words is "one billion, two hundred thirty-four million, forty-two thousand, one hundred thirty".