1214322511 has 2 divisors, whose sum is σ = 1214322512. Its totient is φ = 1214322510.

The previous prime is 1214322493. The next prime is 1214322523. The reversal of 1214322511 is 1152234121.

It is a strong prime.

It is an emirp because it is prime and its reverse (1152234121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1214322511 - 2¹¹ = 1214320463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1214322581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607161255 + 607161256.

It is an arithmetic number, because the mean of its divisors is an integer number (607161256).

Almost surely, 2^1214322511 is an apocalyptic number.

1214322511 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214322511 is an equidigital number, since it uses as much as digits as its factorization.

1214322511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 480, while the sum is 22.

The square root of 1214322511 is about 34847.1305992330. The cubic root of 1214322511 is about 1066.8696206373.

Adding to 1214322511 its reverse (1152234121), we get a palindrome (2366556632).

The spelling of 1214322511 in words is "one billion, two hundred fourteen million, three hundred twenty-two thousand, five hundred eleven".