1263351229 has 8 divisors (see below), whose sum is σ = 1444886528. Its totient is φ = 1082080080.

The previous prime is 1263351203. The next prime is 1263351233. The reversal of 1263351229 is 9221533621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1263351229 - 2¹⁷ = 1263220157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1263351194 and 1263351203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1263351259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55677 + ... + 75010.

It is an arithmetic number, because the mean of its divisors is an integer number (180610816).

Almost surely, 2^1263351229 is an apocalyptic number.

It is an amenable number.

1263351229 is a deficient number, since it is larger than the sum of its proper divisors (181535299).

1263351229 is a wasteful number, since it uses less digits than its factorization.

1263351229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132075.

The product of its digits is 19440, while the sum is 34.

The square root of 1263351229 is about 35543.6524431578. The cubic root of 1263351229 is about 1081.0390175218.

The spelling of 1263351229 in words is "one billion, two hundred sixty-three million, three hundred fifty-one thousand, two hundred twenty-nine".