5191129 has 2 divisors, whose sum is σ = 5191130. Its totient is φ = 5191128.

The previous prime is 5191099. The next prime is 5191139. The reversal of 5191129 is 9211915.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5184729 + 6400 = 2277^2 + 80^2 .

It is a cyclic number.

It is not a de Polignac number, because 5191129 - 2¹¹ = 5189081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5191097 and 5191106.

It is not a weakly prime, because it can be changed into another prime (5191139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2595564 + 2595565.

It is an arithmetic number, because the mean of its divisors is an integer number (2595565).

Almost surely, 2^5191129 is an apocalyptic number.

It is an amenable number.

5191129 is a deficient number, since it is larger than the sum of its proper divisors (1).

5191129 is an equidigital number, since it uses as much as digits as its factorization.

5191129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 810, while the sum is 28.

The square root of 5191129 is about 2278.4049245031. The cubic root of 5191129 is about 173.1492469526.

The spelling of 5191129 in words is "five million, one hundred ninety-one thousand, one hundred twenty-nine".