5400681191 has 8 divisors (see below), whose sum is σ = 5580998544. Its totient is φ = 5222851200.

The previous prime is 5400681161. The next prime is 5400681197. The reversal of 5400681191 is 1911860045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5400681191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5400681197) 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, 617426 + ... + 626111.

It is an arithmetic number, because the mean of its divisors is an integer number (697624818).

Almost surely, 2^5400681191 is an apocalyptic number.

5400681191 is a deficient number, since it is larger than the sum of its proper divisors (180317353).

5400681191 is a wasteful number, since it uses less digits than its factorization.

5400681191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243681.

The product of its (nonzero) digits is 8640, while the sum is 35.

The square root of 5400681191 is about 73489.3270550221. The cubic root of 5400681191 is about 1754.4844107358.

The spelling of 5400681191 in words is "five billion, four hundred million, six hundred eighty-one thousand, one hundred ninety-one".