1226457135 has 12 divisors (see below), whose sum is σ = 2125859112. Its totient is φ = 654110448.

The previous prime is 1226457119. The next prime is 1226457143. The reversal of 1226457135 is 5317546221.

1226457135 is a `hidden beast` number, since 1 + 2 + 2 + 645 + 7 + 1 + 3 + 5 = 666.

It is not a de Polignac number, because 1226457135 - 2⁴ = 1226457119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1226457135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13627257 + ... + 13627346.

It is an arithmetic number, because the mean of its divisors is an integer number (177154926).

Almost surely, 2^1226457135 is an apocalyptic number.

1226457135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1226457135 is a deficient number, since it is larger than the sum of its proper divisors (899401977).

1226457135 is a wasteful number, since it uses less digits than its factorization.

1226457135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27254614 (or 27254611 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 1226457135 is about 35020.8100277535. The cubic root of 1226457135 is about 1070.4115617698.

The spelling of 1226457135 in words is "one billion, two hundred twenty-six million, four hundred fifty-seven thousand, one hundred thirty-five".