6513053002 has 4 divisors (see below), whose sum is σ = 9769579506. Its totient is φ = 3256526500.

The previous prime is 6513052999. The next prime is 6513053003. The reversal of 6513053002 is 2003503156.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6101328321 + 411724681 = 78111^2 + 20291^2 .

It is a super-2 number, since 2×6513053002² = 84839718813722424008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6513053003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1628263249 + ... + 1628263252.

Almost surely, 2^6513053002 is an apocalyptic number.

6513053002 is a deficient number, since it is larger than the sum of its proper divisors (3256526504).

6513053002 is a wasteful number, since it uses less digits than its factorization.

6513053002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3256526503.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 6513053002 is about 80703.4881650106. The cubic root of 6513053002 is about 1867.5039860801.

Adding to 6513053002 its reverse (2003503156), we get a palindrome (8516556158).

The spelling of 6513053002 in words is "six billion, five hundred thirteen million, fifty-three thousand, two".