1260057966 has 16 divisors (see below), whose sum is σ = 2521224144. Its totient is φ = 419834624.

The previous prime is 1260057949. The next prime is 1260057973. The reversal of 1260057966 is 6697500621.

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 7 ways as a sum of consecutive naturals, for example, 31011 + ... + 59006.

It is an arithmetic number, because the mean of its divisors is an integer number (157576509).

Almost surely, 2^1260057966 is an apocalyptic number.

1260057966 is an abundant number, since it is smaller than the sum of its proper divisors (1261166178).

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

1260057966 is a wasteful number, since it uses less digits than its factorization.

1260057966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92355.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 1260057966 is about 35497.2951927326. The cubic root of 1260057966 is about 1080.0988609776.

The spelling of 1260057966 in words is "one billion, two hundred sixty million, fifty-seven thousand, nine hundred sixty-six".