1226140583 has 2 divisors, whose sum is σ = 1226140584. Its totient is φ = 1226140582.

The previous prime is 1226140567. The next prime is 1226140633. The reversal of 1226140583 is 3850416221.

It is a weak prime.

It is an emirp because it is prime and its reverse (3850416221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1226140583 - 2⁴ = 1226140567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1226140543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613070291 + 613070292.

It is an arithmetic number, because the mean of its divisors is an integer number (613070292).

Almost surely, 2^1226140583 is an apocalyptic number.

1226140583 is a deficient number, since it is larger than the sum of its proper divisors (1).

1226140583 is an equidigital number, since it uses as much as digits as its factorization.

1226140583 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 1226140583 is about 35016.2902518242. The cubic root of 1226140583 is about 1070.3194617778.

The spelling of 1226140583 in words is "one billion, two hundred twenty-six million, one hundred forty thousand, five hundred eighty-three".