1296351430 has 16 divisors (see below), whose sum is σ = 2545563024. Its totient is φ = 471400480.

The previous prime is 1296351421. The next prime is 1296351449. The reversal of 1296351430 is 341536921.

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, 5892397 + ... + 5892616.

It is an arithmetic number, because the mean of its divisors is an integer number (159097689).

Almost surely, 2^1296351430 is an apocalyptic number.

1296351430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1296351430 is a deficient number, since it is larger than the sum of its proper divisors (1249211594).

1296351430 is a wasteful number, since it uses less digits than its factorization.

1296351430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11785031.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 1296351430 is about 36004.8806413797. The cubic root of 1296351430 is about 1090.3708947390.

The spelling of 1296351430 in words is "one billion, two hundred ninety-six million, three hundred fifty-one thousand, four hundred thirty".