1276506952 has 16 divisors (see below), whose sum is σ = 2735372160. Its totient is φ = 547074384.

The previous prime is 1276506929. The next prime is 1276506971. The reversal of 1276506952 is 2596056721.

It is a junction number, because it is equal to n+sod(n) for n = 1276506899 and 1276506908.

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, 11397328 + ... + 11397439.

It is an arithmetic number, because the mean of its divisors is an integer number (170960760).

Almost surely, 2^1276506952 is an apocalyptic number.

It is an amenable number.

1276506952 is an abundant number, since it is smaller than the sum of its proper divisors (1458865208).

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

1276506952 is a wasteful number, since it uses less digits than its factorization.

1276506952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22794780 (or 22794776 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 1276506952 is about 35728.2374600259. The cubic root of 1276506952 is about 1084.7784811134.

The spelling of 1276506952 in words is "one billion, two hundred seventy-six million, five hundred six thousand, nine hundred fifty-two".