5109601901 has 4 divisors (see below), whose sum is σ = 5285795100. Its totient is φ = 4933408704.

The previous prime is 5109601867. The next prime is 5109601909. The reversal of 5109601901 is 1091069015.

It is a happy number.

5109601901 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 1321322500 + 3788279401 = 36350^2 + 61549^2 .

It is a cyclic number.

It is not a de Polignac number, because 5109601901 - 2¹⁸ = 5109339757 is a prime.

It is a super-2 number, since 2×5109601901² = 52216063173405627602, 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 (5109601909) 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, 88096556 + ... + 88096613.

It is an arithmetic number, because the mean of its divisors is an integer number (1321448775).

Almost surely, 2^5109601901 is an apocalyptic number.

It is an amenable number.

5109601901 is a deficient number, since it is larger than the sum of its proper divisors (176193199).

5109601901 is a wasteful number, since it uses less digits than its factorization.

5109601901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176193198.

The product of its (nonzero) digits is 2430, while the sum is 32.

The square root of 5109601901 is about 71481.4794264920. The cubic root of 5109601901 is about 1722.3801891299.

The spelling of 5109601901 in words is "five billion, one hundred nine million, six hundred one thousand, nine hundred one".