5401597 has 4 divisors (see below), whose sum is σ = 5719356. Its totient is φ = 5083840.

The previous prime is 5401559. The next prime is 5401603. The reversal of 5401597 is 7951045.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2056356 + 3345241 = 1434^2 + 1829^2 .

It is a cyclic number.

It is not a de Polignac number, because 5401597 - 2⁷ = 5401469 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5401507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158854 + ... + 158887.

It is an arithmetic number, because the mean of its divisors is an integer number (1429839).

Almost surely, 2^5401597 is an apocalyptic number.

It is an amenable number.

5401597 is a deficient number, since it is larger than the sum of its proper divisors (317759).

5401597 is a wasteful number, since it uses less digits than its factorization.

5401597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317758.

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 5401597 is about 2324.1336020117. The cubic root of 5401597 is about 175.4583576115.

The spelling of 5401597 in words is "five million, four hundred one thousand, five hundred ninety-seven".