542612311 has 2 divisors, whose sum is σ = 542612312. Its totient is φ = 542612310.

The previous prime is 542612237. The next prime is 542612333. The reversal of 542612311 is 113216245.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 542612311 - 2²¹ = 540515159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542612381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271306155 + 271306156.

It is an arithmetic number, because the mean of its divisors is an integer number (271306156).

Almost surely, 2^542612311 is an apocalyptic number.

542612311 is a deficient number, since it is larger than the sum of its proper divisors (1).

542612311 is an equidigital number, since it uses as much as digits as its factorization.

542612311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 25.

The square root of 542612311 is about 23294.0402463806. The cubic root of 542612311 is about 815.6363033640.

Adding to 542612311 its reverse (113216245), we get a palindrome (655828556).

The spelling of 542612311 in words is "five hundred forty-two million, six hundred twelve thousand, three hundred eleven".