13430737 has 2 divisors, whose sum is σ = 13430738. Its totient is φ = 13430736.

The previous prime is 13430713. The next prime is 13430761. The reversal of 13430737 is 73703431.

It is a balanced prime because it is at equal distance from previous prime (13430713) and next prime (13430761).

It can be written as a sum of positive squares in only one way, i.e., 9585216 + 3845521 = 3096^2 + 1961^2 .

It is a cyclic number.

It is not a de Polignac number, because 13430737 - 2¹⁹ = 12906449 is a prime.

It is not a weakly prime, because it can be changed into another prime (13430707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6715368 + 6715369.

It is an arithmetic number, because the mean of its divisors is an integer number (6715369).

Almost surely, 2^13430737 is an apocalyptic number.

It is an amenable number.

13430737 is a deficient number, since it is larger than the sum of its proper divisors (1).

13430737 is an equidigital number, since it uses as much as digits as its factorization.

13430737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 28.

The square root of 13430737 is about 3664.7969930134. The cubic root of 13430737 is about 237.7022439807.

The spelling of 13430737 in words is "thirteen million, four hundred thirty thousand, seven hundred thirty-seven".