611424131 has 2 divisors, whose sum is σ = 611424132. Its totient is φ = 611424130.

The previous prime is 611424113. The next prime is 611424169. The reversal of 611424131 is 131424116.

Together with previous prime (611424113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-611424131 is a prime.

It is a super-2 number, since 2×611424131² = 747678935938210322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 611424097 and 611424106.

It is not a weakly prime, because it can be changed into another prime (611484131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305712065 + 305712066.

It is an arithmetic number, because the mean of its divisors is an integer number (305712066).

Almost surely, 2^611424131 is an apocalyptic number.

611424131 is a deficient number, since it is larger than the sum of its proper divisors (1).

611424131 is an equidigital number, since it uses as much as digits as its factorization.

611424131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 23.

The square root of 611424131 is about 24726.9919521158. The cubic root of 611424131 is about 848.7520931492.

Adding to 611424131 its reverse (131424116), we get a palindrome (742848247).

The spelling of 611424131 in words is "six hundred eleven million, four hundred twenty-four thousand, one hundred thirty-one".