1226361053 has 2 divisors, whose sum is σ = 1226361054. Its totient is φ = 1226361052.

The previous prime is 1226361007. The next prime is 1226361119. The reversal of 1226361053 is 3501636221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1141223524 + 85137529 = 33782^2 + 9227^2 .

It is a cyclic number.

It is not a de Polignac number, because 1226361053 - 2⁸ = 1226360797 is a prime.

It is a super-2 number, since 2×1226361053² = 3007922864630537618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1226301053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613180526 + 613180527.

It is an arithmetic number, because the mean of its divisors is an integer number (613180527).

Almost surely, 2^1226361053 is an apocalyptic number.

It is an amenable number.

1226361053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1226361053 is an equidigital number, since it uses as much as digits as its factorization.

1226361053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 1226361053 is about 35019.4382165106. The cubic root of 1226361053 is about 1070.3836086337.

Adding to 1226361053 its reverse (3501636221), we get a palindrome (4727997274).

The spelling of 1226361053 in words is "one billion, two hundred twenty-six million, three hundred sixty-one thousand, fifty-three".