1214226533 has 8 divisors (see below), whose sum is σ = 1329065976. Its totient is φ = 1102449600.

The previous prime is 1214226493. The next prime is 1214226551. The reversal of 1214226533 is 3356224121.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7219969 + 1207006564 = 2687^2 + 34742^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1214226533 - 2⁶ = 1214226469 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1214226496 and 1214226505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214216533) 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, 764798 + ... + 766383.

It is an arithmetic number, because the mean of its divisors is an integer number (166133247).

Almost surely, 2^1214226533 is an apocalyptic number.

1214226533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1214226533 is a deficient number, since it is larger than the sum of its proper divisors (114839443).

1214226533 is a wasteful number, since it uses less digits than its factorization.

1214226533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1531255.

The product of its digits is 8640, while the sum is 29.

The square root of 1214226533 is about 34845.7534428515. The cubic root of 1214226533 is about 1066.8415120392.

The spelling of 1214226533 in words is "one billion, two hundred fourteen million, two hundred twenty-six thousand, five hundred thirty-three".