1226145435 has 32 divisors (see below), whose sum is σ = 1989411840. Its totient is φ = 644793600.

The previous prime is 1226145397. The next prime is 1226145499. The reversal of 1226145435 is 5345416221.

It is not a de Polignac number, because 1226145435 - 2⁷ = 1226145307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1226145396 and 1226145405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 574320 + ... + 576450.

It is an arithmetic number, because the mean of its divisors is an integer number (62169120).

Almost surely, 2^1226145435 is an apocalyptic number.

1226145435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1226145435 is a deficient number, since it is larger than the sum of its proper divisors (763266405).

1226145435 is a wasteful number, since it uses less digits than its factorization.

1226145435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2659.

The product of its digits is 28800, while the sum is 33.

The square root of 1226145435 is about 35016.3595337951. The cubic root of 1226145435 is about 1070.3208735744.

The spelling of 1226145435 in words is "one billion, two hundred twenty-six million, one hundred forty-five thousand, four hundred thirty-five".