1307400999 has 8 divisors (see below), whose sum is σ = 1746256512. Its totient is φ = 870073080.

The previous prime is 1307400961. The next prime is 1307401013. The reversal of 1307400999 is 9990047031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1307400999 - 2²⁰ = 1306352423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1307400999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1307401999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379899 + ... + 383324.

It is an arithmetic number, because the mean of its divisors is an integer number (218282064).

Almost surely, 2^1307400999 is an apocalyptic number.

1307400999 is a deficient number, since it is larger than the sum of its proper divisors (438855513).

1307400999 is an equidigital number, since it uses as much as digits as its factorization.

1307400999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763797.

The product of its (nonzero) digits is 61236, while the sum is 42.

The square root of 1307400999 is about 36158.0004839869. Note that the first 3 decimals coincide. The cubic root of 1307400999 is about 1093.4600926818.

The spelling of 1307400999 in words is "one billion, three hundred seven million, four hundred thousand, nine hundred ninety-nine".