5401191065 has 16 divisors (see below), whose sum is σ = 6508641216. Its totient is φ = 4302849600.

The previous prime is 5401190981. The next prime is 5401191083. The reversal of 5401191065 is 5601911045.

It is not a de Polignac number, because 5401191065 - 2¹² = 5401186969 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1510730 + ... + 1514300.

It is an arithmetic number, because the mean of its divisors is an integer number (406790076).

Almost surely, 2^5401191065 is an apocalyptic number.

It is an amenable number.

5401191065 is a deficient number, since it is larger than the sum of its proper divisors (1107450151).

5401191065 is a wasteful number, since it uses less digits than its factorization.

5401191065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4760.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 5401191065 is about 73492.7960074999. The cubic root of 5401191065 is about 1754.5396221559.

The spelling of 5401191065 in words is "five billion, four hundred one million, one hundred ninety-one thousand, sixty-five".