512011401 has 8 divisors (see below), whose sum is σ = 744743904. Its totient is φ = 310309920.

The previous prime is 512011397. The next prime is 512011417. The reversal of 512011401 is 104110215.

It is a happy number.

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

It is not a de Polignac number, because 512011401 - 2² = 512011397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (512011481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7757716 + ... + 7757781.

It is an arithmetic number, because the mean of its divisors is an integer number (93092988).

Almost surely, 2^512011401 is an apocalyptic number.

It is an amenable number.

512011401 is a deficient number, since it is larger than the sum of its proper divisors (232732503).

512011401 is a wasteful number, since it uses less digits than its factorization.

512011401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15515511.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 512011401 is about 22627.6689254550. The cubic root of 512011401 is about 800.0059379768.

Adding to 512011401 its reverse (104110215), we get a palindrome (616121616).

The spelling of 512011401 in words is "five hundred twelve million, eleven thousand, four hundred one".