1226363877 has 6 divisors (see below), whose sum is σ = 1771414502. Its totient is φ = 817575912.

The previous prime is 1226363821. The next prime is 1226363891. The reversal of 1226363877 is 7783636221.

1226363877 is a `hidden beast` number, since 1 + 2 + 2 + 6 + 3 + 638 + 7 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 866654721 + 359709156 = 29439^2 + 18966^2 .

It is not a de Polignac number, because 1226363877 - 2¹⁰ = 1226362853 is a prime.

It is a super-2 number, since 2×1226363877² = 3007936717620942258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226363807) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 68131318 + ... + 68131335.

Almost surely, 2^1226363877 is an apocalyptic number.

It is an amenable number.

1226363877 is a deficient number, since it is larger than the sum of its proper divisors (545050625).

1226363877 is a wasteful number, since it uses less digits than its factorization.

1226363877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136262659 (or 136262656 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 1226363877 is about 35019.4785369514. The cubic root of 1226363877 is about 1070.3844302408.

The spelling of 1226363877 in words is "one billion, two hundred twenty-six million, three hundred sixty-three thousand, eight hundred seventy-seven".