5430400311 has 16 divisors (see below), whose sum is σ = 8307871488. Its totient is φ = 3090720000.

The previous prime is 5430400291. The next prime is 5430400331. The reversal of 5430400311 is 1130040345.

It is an interprime number because it is at equal distance from previous prime (5430400291) and next prime (5430400331).

It is not a de Polignac number, because 5430400311 - 2¹³ = 5430392119 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5430400331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 509850 + ... + 520391.

It is an arithmetic number, because the mean of its divisors is an integer number (519241968).

Almost surely, 2^5430400311 is an apocalyptic number.

5430400311 is a deficient number, since it is larger than the sum of its proper divisors (2877471177).

5430400311 is a wasteful number, since it uses less digits than its factorization.

5430400311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030502.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 5430400311 is about 73691.2498944074. The cubic root of 5430400311 is about 1757.6967451046.

Adding to 5430400311 its reverse (1130040345), we get a palindrome (6560440656).

The spelling of 5430400311 in words is "five billion, four hundred thirty million, four hundred thousand, three hundred eleven".