5111321430 has 16 divisors (see below), whose sum is σ = 12267171504. Its totient is φ = 1363019040.

The previous prime is 5111321417. The next prime is 5111321437. The reversal of 5111321430 is 341231115.

It is a super-2 number, since 2×5111321430² = 52251213521554489800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5111321397 and 5111321406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5111321437) 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, 85188661 + ... + 85188720.

It is an arithmetic number, because the mean of its divisors is an integer number (766698219).

Almost surely, 2^5111321430 is an apocalyptic number.

5111321430 is an abundant number, since it is smaller than the sum of its proper divisors (7155850074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5111321430 is a wasteful number, since it uses less digits than its factorization.

5111321430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170377391.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 5111321430 is about 71493.5062086061. The cubic root of 5111321430 is about 1722.5733777301.

Adding to 5111321430 its reverse (341231115), we get a palindrome (5452552545).

The spelling of 5111321430 in words is "five billion, one hundred eleven million, three hundred twenty-one thousand, four hundred thirty".