1260551958 has 8 divisors (see below), whose sum is σ = 2521103928. Its totient is φ = 420183984.

The previous prime is 1260551939. The next prime is 1260552037. The reversal of 1260551958 is 8591550621.

It is a happy number.

1260551958 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

1260551958 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105045991 + ... + 105046002.

It is an arithmetic number, because the mean of its divisors is an integer number (315137991).

Almost surely, 2^1260551958 is an apocalyptic number.

1260551958 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1260551958 is a wasteful number, since it uses less digits than its factorization.

1260551958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210091998.

The product of its (nonzero) digits is 108000, while the sum is 42.

The square root of 1260551958 is about 35504.2526748557. The cubic root of 1260551958 is about 1080.2399895343.

The spelling of 1260551958 in words is "one billion, two hundred sixty million, five hundred fifty-one thousand, nine hundred fifty-eight".