523412451 has 12 divisors (see below), whose sum is σ = 757011112. Its totient is φ = 348493536.

The previous prime is 523412447. The next prime is 523412479. The reversal of 523412451 is 154214325.

It is not a de Polignac number, because 523412451 - 2² = 523412447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523412251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29866 + ... + 44031.

Almost surely, 2^523412451 is an apocalyptic number.

523412451 is a deficient number, since it is larger than the sum of its proper divisors (233598661).

523412451 is a wasteful number, since it uses less digits than its factorization.

523412451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74690 (or 74687 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 523412451 is about 22878.2090863774. The cubic root of 523412451 is about 805.9003600964.

Adding to 523412451 its reverse (154214325), we get a palindrome (677626776).

The spelling of 523412451 in words is "five hundred twenty-three million, four hundred twelve thousand, four hundred fifty-one".