1356429407 has 2 divisors, whose sum is σ = 1356429408. Its totient is φ = 1356429406.

The previous prime is 1356429401. The next prime is 1356429421. The reversal of 1356429407 is 7049246531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1356429407 - 2⁴ = 1356429391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1356429401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678214703 + 678214704.

It is an arithmetic number, because the mean of its divisors is an integer number (678214704).

Almost surely, 2^1356429407 is an apocalyptic number.

1356429407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356429407 is an equidigital number, since it uses as much as digits as its factorization.

1356429407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 1356429407 is about 36829.7353642407. The cubic root of 1356429407 is about 1106.9612003439.

The spelling of 1356429407 in words is "one billion, three hundred fifty-six million, four hundred twenty-nine thousand, four hundred seven".