1260226158 has 16 divisors (see below), whose sum is σ = 2520800256. Its totient is φ = 420017400.

The previous prime is 1260226111. The next prime is 1260226171. The reversal of 1260226158 is 8516220621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77433 + ... + 92283.

It is an arithmetic number, because the mean of its divisors is an integer number (157550016).

Almost surely, 2^1260226158 is an apocalyptic number.

1260226158 is an abundant number, since it is smaller than the sum of its proper divisors (1260574098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1260226158 is a wasteful number, since it uses less digits than its factorization.

1260226158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28999.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 1260226158 is about 35499.6641955949. The cubic root of 1260226158 is about 1080.1469158847.

Adding to 1260226158 its reverse (8516220621), we get a palindrome (9776446779).

The spelling of 1260226158 in words is "one billion, two hundred sixty million, two hundred twenty-six thousand, one hundred fifty-eight".