1296276452 has 48 divisors (see below), whose sum is σ = 2542700160. Its totient is φ = 575242752.

The previous prime is 1296276451. The next prime is 1296276473. The reversal of 1296276452 is 2546726921.

It is not an unprimeable number, because it can be changed into a prime (1296276451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77153 + ... + 92439.

It is an arithmetic number, because the mean of its divisors is an integer number (52972920).

Almost surely, 2^1296276452 is an apocalyptic number.

It is an amenable number.

1296276452 is a deficient number, since it is larger than the sum of its proper divisors (1246423708).

1296276452 is a wasteful number, since it uses less digits than its factorization.

1296276452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15380 (or 15378 counting only the distinct ones).

The product of its digits is 362880, while the sum is 44.

The square root of 1296276452 is about 36003.8394063744. The cubic root of 1296276452 is about 1090.3498728146.

The spelling of 1296276452 in words is "one billion, two hundred ninety-six million, two hundred seventy-six thousand, four hundred fifty-two".