1234143650 has 12 divisors (see below), whose sum is σ = 2295507282. Its totient is φ = 493657440.

The previous prime is 1234143623. The next prime is 1234143653. The reversal of 1234143650 is 563414321.

It can be written as a sum of positive squares in 3 ways, for example, as 1206381289 + 27762361 = 34733^2 + 5269^2 .

It is a super-2 number, since 2×1234143650² = 3046221097670645000, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (1234143653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12341387 + ... + 12341486.

Almost surely, 2^1234143650 is an apocalyptic number.

1234143650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1234143650 is a deficient number, since it is larger than the sum of its proper divisors (1061363632).

1234143650 is a wasteful number, since it uses less digits than its factorization.

1234143650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24682885 (or 24682880 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1234143650 is about 35130.3807266588. The cubic root of 1234143650 is about 1072.6430857975.

Adding to 1234143650 its reverse (563414321), we get a palindrome (1797557971).

The spelling of 1234143650 in words is "one billion, two hundred thirty-four million, one hundred forty-three thousand, six hundred fifty".