1381470067 has 2 divisors, whose sum is σ = 1381470068. Its totient is φ = 1381470066.

The previous prime is 1381470053. The next prime is 1381470121. The reversal of 1381470067 is 7600741831.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1381470067 is a prime.

It is not a weakly prime, because it can be changed into another prime (1381470047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 690735033 + 690735034.

It is an arithmetic number, because the mean of its divisors is an integer number (690735034).

Almost surely, 2^1381470067 is an apocalyptic number.

1381470067 is a deficient number, since it is larger than the sum of its proper divisors (1).

1381470067 is an equidigital number, since it uses as much as digits as its factorization.

1381470067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 1381470067 is about 37168.1324120543. The cubic root of 1381470067 is about 1113.7314742999.

The spelling of 1381470067 in words is "one billion, three hundred eighty-one million, four hundred seventy thousand, sixty-seven".