356138743 has 2 divisors, whose sum is σ = 356138744. Its totient is φ = 356138742.

The previous prime is 356138723. The next prime is 356138753. The reversal of 356138743 is 347831653.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 356138743 - 2⁹ = 356138231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 356138696 and 356138705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (356138723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178069371 + 178069372.

It is an arithmetic number, because the mean of its divisors is an integer number (178069372).

Almost surely, 2^356138743 is an apocalyptic number.

356138743 is a deficient number, since it is larger than the sum of its proper divisors (1).

356138743 is an equidigital number, since it uses as much as digits as its factorization.

356138743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 40.

The square root of 356138743 is about 18871.6385881036. The cubic root of 356138743 is about 708.8261652555.

The spelling of 356138743 in words is "three hundred fifty-six million, one hundred thirty-eight thousand, seven hundred forty-three".