1405307012 has 6 divisors (see below), whose sum is σ = 2459287278. Its totient is φ = 702653504.

The previous prime is 1405307009. The next prime is 1405307069. The reversal of 1405307012 is 2107035041.

It can be written as a sum of positive squares in only one way, i.e., 915304516 + 490002496 = 30254^2 + 22136^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175663373 + ... + 175663380.

It is an arithmetic number, because the mean of its divisors is an integer number (409881213).

Almost surely, 2^1405307012 is an apocalyptic number.

It is an amenable number.

1405307012 is a deficient number, since it is larger than the sum of its proper divisors (1053980266).

1405307012 is a wasteful number, since it uses less digits than its factorization.

1405307012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351326757 (or 351326755 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 1405307012 is about 37487.4247181638. The cubic root of 1405307012 is about 1120.1007062932.

The spelling of 1405307012 in words is "one billion, four hundred five million, three hundred seven thousand, twelve".