511313146 has 8 divisors (see below), whose sum is σ = 767095380. Its totient is φ = 255614688.

The previous prime is 511313119. The next prime is 511313147. The reversal of 511313146 is 641313115.

It can be written as a sum of positive squares in 2 ways, for example, as 486423025 + 24890121 = 22055^2 + 4989^2 .

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

It is a super-2 number, since 2×511313146² = 522882266544834632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 511313146.

It is not an unprimeable number, because it can be changed into a prime (511313147) 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, 2401 + ... + 32068.

Almost surely, 2^511313146 is an apocalyptic number.

511313146 is a deficient number, since it is larger than the sum of its proper divisors (255782234).

511313146 is a wasteful number, since it uses less digits than its factorization.

511313146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41888.

The product of its digits is 1080, while the sum is 25.

The square root of 511313146 is about 22612.2344318292. The cubic root of 511313146 is about 799.6421034531.

The spelling of 511313146 in words is "five hundred eleven million, three hundred thirteen thousand, one hundred forty-six".