513212152 has 8 divisors (see below), whose sum is σ = 962272800. Its totient is φ = 256606072.

The previous prime is 513212137. The next prime is 513212177. The reversal of 513212152 is 251212315.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×513212152² = 526773425920942208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32075752 + ... + 32075767.

It is an arithmetic number, because the mean of its divisors is an integer number (120284100).

Almost surely, 2^513212152 is an apocalyptic number.

It is an amenable number.

513212152 is a deficient number, since it is larger than the sum of its proper divisors (449060648).

513212152 is a wasteful number, since it uses less digits than its factorization.

513212152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64151525 (or 64151521 counting only the distinct ones).

The product of its digits is 600, while the sum is 22.

The square root of 513212152 is about 22654.1861915188. The cubic root of 513212152 is about 800.6308316003.

Adding to 513212152 its reverse (251212315), we get a palindrome (764424467).

The spelling of 513212152 in words is "five hundred thirteen million, two hundred twelve thousand, one hundred fifty-two".