1234504513 has 4 divisors (see below), whose sum is σ = 1346732208. Its totient is φ = 1122276820.

The previous prime is 1234504511. The next prime is 1234504559. The reversal of 1234504513 is 3154054321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1234504513 - 2¹ = 1234504511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1234504511) 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, 56113831 + ... + 56113852.

It is an arithmetic number, because the mean of its divisors is an integer number (336683052).

Almost surely, 2^1234504513 is an apocalyptic number.

It is an amenable number.

1234504513 is a deficient number, since it is larger than the sum of its proper divisors (112227695).

1234504513 is a wasteful number, since it uses less digits than its factorization.

1234504513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112227694.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1234504513 is about 35135.5164043450. The cubic root of 1234504513 is about 1072.7476223806.

Adding to 1234504513 its reverse (3154054321), we get a palindrome (4388558834).

The spelling of 1234504513 in words is "one billion, two hundred thirty-four million, five hundred four thousand, five hundred thirteen".