1000402307 has 8 divisors (see below), whose sum is σ = 1057781760. Its totient is φ = 943495560.

The previous prime is 1000402297. The next prime is 1000402339. The reversal of 1000402307 is 7032040001.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1000402307 - 2⁶ = 1000402243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000402367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113819 + ... + 122292.

It is an arithmetic number, because the mean of its divisors is an integer number (132222720).

Almost surely, 2^1000402307 is an apocalyptic number.

1000402307 is a deficient number, since it is larger than the sum of its proper divisors (57379453).

1000402307 is a wasteful number, since it uses less digits than its factorization.

1000402307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236353.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 1000402307 is about 31629.1369942337. The cubic root of 1000402307 is about 1000.1340843539.

Adding to 1000402307 its reverse (7032040001), we get a palindrome (8032442308).

The spelling of 1000402307 in words is "one billion, four hundred two thousand, three hundred seven".