1234512453 has 8 divisors (see below), whose sum is σ = 1670584288. Its totient is φ = 810724464.

The previous prime is 1234512427. The next prime is 1234512463. The reversal of 1234512453 is 3542154321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1234512453 - 2²² = 1230318149 is a prime.

It is a super-2 number, since 2×1234512453² = 3048041993224154418, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1234512453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234512463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3070726 + ... + 3071127.

It is an arithmetic number, because the mean of its divisors is an integer number (208823036).

Almost surely, 2^1234512453 is an apocalyptic number.

It is an amenable number.

1234512453 is a deficient number, since it is larger than the sum of its proper divisors (436071835).

1234512453 is an equidigital number, since it uses as much as digits as its factorization.

1234512453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6141923.

The product of its digits is 14400, while the sum is 30.

The square root of 1234512453 is about 35135.6293952449. The cubic root of 1234512453 is about 1072.7499222501.

Adding to 1234512453 its reverse (3542154321), we get a palindrome (4776666774).

The spelling of 1234512453 in words is "one billion, two hundred thirty-four million, five hundred twelve thousand, four hundred fifty-three".