5121401140 has 24 divisors (see below), whose sum is σ = 10902273480. Its totient is φ = 2020497408.

The previous prime is 5121401083. The next prime is 5121401149. The reversal of 5121401140 is 411041215.

It can be written as a sum of positive squares in 4 ways, for example, as 1907418276 + 3213982864 = 43674^2 + 56692^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5121401149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1752445 + ... + 1755364.

It is an arithmetic number, because the mean of its divisors is an integer number (454261395).

Almost surely, 2^5121401140 is an apocalyptic number.

It is an amenable number.

5121401140 is an abundant number, since it is smaller than the sum of its proper divisors (5780872340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5121401140 is a wasteful number, since it uses less digits than its factorization.

5121401140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3507891 (or 3507889 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 5121401140 is about 71563.9653736432. The cubic root of 5121401140 is about 1723.7049598016.

Adding to 5121401140 its reverse (411041215), we get a palindrome (5532442355).

The spelling of 5121401140 in words is "five billion, one hundred twenty-one million, four hundred one thousand, one hundred forty".