1382274547 has 2 divisors, whose sum is σ = 1382274548. Its totient is φ = 1382274546.

The previous prime is 1382274427. The next prime is 1382274571. The reversal of 1382274547 is 7454722831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1382274547 - 2¹⁵ = 1382241779 is a prime.

It is not a weakly prime, because it can be changed into another prime (1382275547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691137273 + 691137274.

It is an arithmetic number, because the mean of its divisors is an integer number (691137274).

Almost surely, 2^1382274547 is an apocalyptic number.

1382274547 is a deficient number, since it is larger than the sum of its proper divisors (1).

1382274547 is an equidigital number, since it uses as much as digits as its factorization.

1382274547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 376320, while the sum is 43.

The square root of 1382274547 is about 37178.9530110787. The cubic root of 1382274547 is about 1113.9476210590.

The spelling of 1382274547 in words is "one billion, three hundred eighty-two million, two hundred seventy-four thousand, five hundred forty-seven".