1406305013 has 2 divisors, whose sum is σ = 1406305014. Its totient is φ = 1406305012.

The previous prime is 1406305003. The next prime is 1406305079. The reversal of 1406305013 is 3105036041.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1003178929 + 403126084 = 31673^2 + 20078^2 .

It is a cyclic number.

It is not a de Polignac number, because 1406305013 - 2⁴ = 1406304997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1406305013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1406305003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703152506 + 703152507.

It is an arithmetic number, because the mean of its divisors is an integer number (703152507).

Almost surely, 2^1406305013 is an apocalyptic number.

It is an amenable number.

1406305013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1406305013 is an equidigital number, since it uses as much as digits as its factorization.

1406305013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 1406305013 is about 37500.7334994930. The cubic root of 1406305013 is about 1120.3657959610.

The spelling of 1406305013 in words is "one billion, four hundred six million, three hundred five thousand, thirteen".