1260135150 has 24 divisors (see below), whose sum is σ = 3125135544. Its totient is φ = 336036000.

The previous prime is 1260135137. The next prime is 1260135169. The reversal of 1260135150 is 515310621.

It is a self number, because there is not a number n which added to its sum of digits gives 1260135150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4200301 + ... + 4200600.

It is an arithmetic number, because the mean of its divisors is an integer number (130213981).

Almost surely, 2^1260135150 is an apocalyptic number.

1260135150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1260135150 is an abundant number, since it is smaller than the sum of its proper divisors (1865000394).

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

1260135150 is a wasteful number, since it uses less digits than its factorization.

1260135150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8400916 (or 8400911 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1260135150 is about 35498.3823575103. The cubic root of 1260135150 is about 1080.1209141029.

Adding to 1260135150 its reverse (515310621), we get a palindrome (1775445771).

The spelling of 1260135150 in words is "one billion, two hundred sixty million, one hundred thirty-five thousand, one hundred fifty".