6198513101 has 6 divisors (see below), whose sum is σ = 6813241806. Its totient is φ = 5635011800.

The previous prime is 6198513067. The next prime is 6198513143. The reversal of 6198513101 is 1013158916.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5486957476 + 711555625 = 74074^2 + 26675^2 .

It is not a de Polignac number, because 6198513101 - 2²² = 6194318797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6198513301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25613570 + ... + 25613811.

It is an arithmetic number, because the mean of its divisors is an integer number (1135540301).

Almost surely, 2^6198513101 is an apocalyptic number.

It is an amenable number.

6198513101 is a deficient number, since it is larger than the sum of its proper divisors (614728705).

6198513101 is a wasteful number, since it uses less digits than its factorization.

6198513101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51227403 (or 51227392 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 35.

The square root of 6198513101 is about 78730.6363558685. The cubic root of 6198513101 is about 1836.9436797726.

The spelling of 6198513101 in words is "six billion, one hundred ninety-eight million, five hundred thirteen thousand, one hundred one".