6156144101 has 4 divisors (see below), whose sum is σ = 6322526412. Its totient is φ = 5989761792.

The previous prime is 6156144079. The next prime is 6156144103. The reversal of 6156144101 is 1014416516.

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 2 ways, for example, as 5836807201 + 319336900 = 76399^2 + 17870^2 .

It is a cyclic number.

It is not a de Polignac number, because 6156144101 - 2⁶ = 6156144037 is a prime.

It is a super-2 number, since 2×6156144101² = 75796220384554196402, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6156144103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83191100 + ... + 83191173.

It is an arithmetic number, because the mean of its divisors is an integer number (1580631603).

Almost surely, 2^6156144101 is an apocalyptic number.

It is an amenable number.

6156144101 is a deficient number, since it is larger than the sum of its proper divisors (166382311).

6156144101 is a wasteful number, since it uses less digits than its factorization.

6156144101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166382310.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 6156144101 is about 78461.0992849323. The cubic root of 6156144101 is about 1832.7487235253.

The spelling of 6156144101 in words is "six billion, one hundred fifty-six million, one hundred forty-four thousand, one hundred one".