513404414 has 4 divisors (see below), whose sum is σ = 770106624. Its totient is φ = 256702206.

The previous prime is 513404407. The next prime is 513404417. The reversal of 513404414 is 414404315.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513404417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128351102 + ... + 128351105.

It is an arithmetic number, because the mean of its divisors is an integer number (192526656).

Almost surely, 2^513404414 is an apocalyptic number.

513404414 is a deficient number, since it is larger than the sum of its proper divisors (256702210).

513404414 is a wasteful number, since it uses less digits than its factorization.

513404414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256702209.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 513404414 is about 22658.4292041615. The cubic root of 513404414 is about 800.7307978399.

Adding to 513404414 its reverse (414404315), we get a palindrome (927808729).

Subtracting from 513404414 its reverse (414404315), we obtain a palindrome (99000099).

The spelling of 513404414 in words is "five hundred thirteen million, four hundred four thousand, four hundred fourteen".