451014013 has 4 divisors (see below), whose sum is σ = 455663740. Its totient is φ = 446364288.

The previous prime is 451013999. The next prime is 451014017. The reversal of 451014013 is 310410154.

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

It can be written as a sum of positive squares in 2 ways, for example, as 203832729 + 247181284 = 14277^2 + 15722^2 .

It is a cyclic number.

It is not a de Polignac number, because 451014013 - 2⁹ = 451013501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451014017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2324718 + ... + 2324911.

It is an arithmetic number, because the mean of its divisors is an integer number (113915935).

Almost surely, 2^451014013 is an apocalyptic number.

It is an amenable number.

451014013 is a deficient number, since it is larger than the sum of its proper divisors (4649727).

451014013 is an equidigital number, since it uses as much as digits as its factorization.

451014013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4649726.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 451014013 is about 21237.0905022322. The cubic root of 451014013 is about 766.8845915042.

Adding to 451014013 its reverse (310410154), we get a palindrome (761424167).

The spelling of 451014013 in words is "four hundred fifty-one million, fourteen thousand, thirteen".