1226395053 has 32 divisors (see below), whose sum is σ = 1964014080. Its totient is φ = 751861440.

The previous prime is 1226395039. The next prime is 1226395067. The reversal of 1226395053 is 3505936221.

1226395053 is a `hidden beast` number, since 12 + 2 + 639 + 5 + 0 + 5 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1226395039) and next prime (1226395067).

It is not a de Polignac number, because 1226395053 - 2²⁰ = 1225346477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1226394999 and 1226395017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226395013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88675 + ... + 101567.

It is an arithmetic number, because the mean of its divisors is an integer number (61375440).

Almost surely, 2^1226395053 is an apocalyptic number.

1226395053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1226395053 is a deficient number, since it is larger than the sum of its proper divisors (737619027).

1226395053 is a wasteful number, since it uses less digits than its factorization.

1226395053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13186 (or 13180 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 1226395053 is about 35019.9236578266. The cubic root of 1226395053 is about 1070.3935004205.

The spelling of 1226395053 in words is "one billion, two hundred twenty-six million, three hundred ninety-five thousand, fifty-three".