311124053 has 2 divisors, whose sum is σ = 311124054. Its totient is φ = 311124052.

The previous prime is 311123999. The next prime is 311124061. The reversal of 311124053 is 350421113.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 307195729 + 3928324 = 17527^2 + 1982^2 .

It is a cyclic number.

It is not a de Polignac number, because 311124053 - 2¹² = 311119957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (311124553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155562026 + 155562027.

It is an arithmetic number, because the mean of its divisors is an integer number (155562027).

Almost surely, 2^311124053 is an apocalyptic number.

It is an amenable number.

311124053 is a deficient number, since it is larger than the sum of its proper divisors (1).

311124053 is an equidigital number, since it uses as much as digits as its factorization.

311124053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 311124053 is about 17638.7089380147. The cubic root of 311124053 is about 677.6069668573.

Adding to 311124053 its reverse (350421113), we get a palindrome (661545166).

The spelling of 311124053 in words is "three hundred eleven million, one hundred twenty-four thousand, fifty-three".