1299456001 has 16 divisors (see below), whose sum is σ = 1401333120. Its totient is φ = 1201939200.

The previous prime is 1299455957. The next prime is 1299456007. The reversal of 1299456001 is 1006549921.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1299456001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1299456007) 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, 93385 + ... + 106393.

It is an arithmetic number, because the mean of its divisors is an integer number (87583320).

Almost surely, 2^1299456001 is an apocalyptic number.

It is an amenable number.

1299456001 is a deficient number, since it is larger than the sum of its proper divisors (101877119).

1299456001 is a wasteful number, since it uses less digits than its factorization.

1299456001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13176.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 1299456001 is about 36047.9680564661. The cubic root of 1299456001 is about 1091.2406267862.

The spelling of 1299456001 in words is "one billion, two hundred ninety-nine million, four hundred fifty-six thousand, one".