5400061 has 6 divisors (see below), whose sum is σ = 5593562. Its totient is φ = 5213040.

The previous prime is 5400053. The next prime is 5400071. The reversal of 5400061 is 1600045.

It can be written as a sum of positive squares in 3 ways, for example, as 476100 + 4923961 = 690^2 + 2219^2 .

It is not a de Polignac number, because 5400061 - 2³ = 5400053 is a prime.

It is a Duffinian number.

5400061 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5400001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2370 + ... + 4051.

Almost surely, 2^5400061 is an apocalyptic number.

It is an amenable number.

5400061 is a deficient number, since it is larger than the sum of its proper divisors (193501).

5400061 is an equidigital number, since it uses as much as digits as its factorization.

5400061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6479 (or 6450 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 5400061 is about 2323.8031327976. The cubic root of 5400061 is about 175.4417249017.

Subtracting from 5400061 its sum of digits (16), we obtain a palindrome (5400045).

The spelling of 5400061 in words is "five million, four hundred thousand, sixty-one".