5130126434 has 4 divisors (see below), whose sum is σ = 7695189654. Its totient is φ = 2565063216.

The previous prime is 5130126433. The next prime is 5130126457. The reversal of 5130126434 is 4346210315.

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

It can be written as a sum of positive squares in only one way, i.e., 5041710025 + 88416409 = 71005^2 + 9403^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5130126397 and 5130126406.

It is not an unprimeable number, because it can be changed into a prime (5130126433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1282531607 + ... + 1282531610.

Almost surely, 2^5130126434 is an apocalyptic number.

5130126434 is a deficient number, since it is larger than the sum of its proper divisors (2565063220).

5130126434 is a wasteful number, since it uses less digits than its factorization.

5130126434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2565063219.

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

The square root of 5130126434 is about 71624.9009353591. The cubic root of 5130126434 is about 1724.6832923010.

Adding to 5130126434 its reverse (4346210315), we get a palindrome (9476336749).

The spelling of 5130126434 in words is "five billion, one hundred thirty million, one hundred twenty-six thousand, four hundred thirty-four".