499511461 has 4 divisors (see below), whose sum is σ = 499573152. Its totient is φ = 499449772.

The previous prime is 499511443. The next prime is 499511471. The reversal of 499511461 is 164115994.

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 499511461 - 2¹³ = 499503269 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499511431) 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, 16465 + ... + 35638.

It is an arithmetic number, because the mean of its divisors is an integer number (124893288).

Almost surely, 2^499511461 is an apocalyptic number.

It is an amenable number.

499511461 is a deficient number, since it is larger than the sum of its proper divisors (61691).

499511461 is an equidigital number, since it uses as much as digits as its factorization.

499511461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61690.

The product of its digits is 38880, while the sum is 40.

The square root of 499511461 is about 22349.7530411412. The cubic root of 499511461 is about 793.4419393052.

The spelling of 499511461 in words is "four hundred ninety-nine million, five hundred eleven thousand, four hundred sixty-one".