515053401 has 16 divisors (see below), whose sum is σ = 702153984. Its totient is φ = 335677824.

The previous prime is 515053379. The next prime is 515053447. The reversal of 515053401 is 104350515.

It is not a de Polignac number, because 515053401 - 2⁶ = 515053337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (515053001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172941 + ... + 175893.

It is an arithmetic number, because the mean of its divisors is an integer number (43884624).

Almost surely, 2^515053401 is an apocalyptic number.

It is an amenable number.

515053401 is a deficient number, since it is larger than the sum of its proper divisors (187100583).

515053401 is a wasteful number, since it uses less digits than its factorization.

515053401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4240.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 515053401 is about 22694.7879699282. The cubic root of 515053401 is about 801.5871620841.

The spelling of 515053401 in words is "five hundred fifteen million, fifty-three thousand, four hundred one".