5140169121 has 4 divisors (see below), whose sum is σ = 6853558832. Its totient is φ = 3426779412.

The previous prime is 5140169033. The next prime is 5140169141. The reversal of 5140169121 is 1219610415.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5140169121 - 2⁹ = 5140168609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5140169141) 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, 856694851 + ... + 856694856.

It is an arithmetic number, because the mean of its divisors is an integer number (1713389708).

Almost surely, 2^5140169121 is an apocalyptic number.

It is an amenable number.

5140169121 is a deficient number, since it is larger than the sum of its proper divisors (1713389711).

5140169121 is a wasteful number, since it uses less digits than its factorization.

5140169121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713389710.

The product of its (nonzero) digits is 2160, while the sum is 30.

The square root of 5140169121 is about 71694.9727735495. The cubic root of 5140169121 is about 1725.8079666379.

Adding to 5140169121 its reverse (1219610415), we get a palindrome (6359779536).

The spelling of 5140169121 in words is "five billion, one hundred forty million, one hundred sixty-nine thousand, one hundred twenty-one".