5140691 has 2 divisors, whose sum is σ = 5140692. Its totient is φ = 5140690.

The previous prime is 5140687. The next prime is 5140727. The reversal of 5140691 is 1960415.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5140691 - 2² = 5140687 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5140691.

It is not a weakly prime, because it can be changed into another prime (5140591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2570345 + 2570346.

It is an arithmetic number, because the mean of its divisors is an integer number (2570346).

Almost surely, 2^5140691 is an apocalyptic number.

5140691 is a deficient number, since it is larger than the sum of its proper divisors (1).

5140691 is an equidigital number, since it uses as much as digits as its factorization.

5140691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 5140691 is about 2267.3091981466. The cubic root of 5140691 is about 172.5866371490.

The spelling of 5140691 in words is "five million, one hundred forty thousand, six hundred ninety-one".