1432678613 has 2 divisors, whose sum is σ = 1432678614. Its totient is φ = 1432678612.

The previous prime is 1432678571. The next prime is 1432678673. The reversal of 1432678613 is 3168762341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1297584484 + 135094129 = 36022^2 + 11623^2 .

It is a cyclic number.

It is not a de Polignac number, because 1432678613 - 2⁶ = 1432678549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1432678673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 716339306 + 716339307.

It is an arithmetic number, because the mean of its divisors is an integer number (716339307).

Almost surely, 2^1432678613 is an apocalyptic number.

It is an amenable number.

1432678613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1432678613 is an equidigital number, since it uses as much as digits as its factorization.

1432678613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 41.

The square root of 1432678613 is about 37850.7412476955. The cubic root of 1432678613 is about 1127.3261795325.

The spelling of 1432678613 in words is "one billion, four hundred thirty-two million, six hundred seventy-eight thousand, six hundred thirteen".